Home / 7,036.40-10,554.60-4,113.20

Finding the Fourth Proportional to 7,036.40, 10,554.60 and 4,113.20

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Solution

The fourth proportional to 7,036.40, 10,554.60 and 4,113.20 is: 6,169.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.40 : 10,554.60 = 4,113.20 : x
  2. Step 2: Convert to fraction form
    7,036.40/10,554.60 = 4,113.20/x
  3. Step 3: Cross multiply
    7,036.40x = 10,554.60 × 4,113.20
  4. Step 4: Simplify right side
    7,036.40x = 43,413,180.72
  5. Step 5: Solve for x
    x = 43,413,180.72/7,036.40
  6. Step 6: Final answer
    x = 6,169.80

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.