Home / 9,106.83-12,554.60-6,871.23

Finding the Fourth Proportional to 9,106.83, 12,554.60 and 6,871.23

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Solution

The fourth proportional to 9,106.83, 12,554.60 and 6,871.23 is: 9,472.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.83 : 12,554.60 = 6,871.23 : x
  2. Step 2: Convert to fraction form
    9,106.83/12,554.60 = 6,871.23/x
  3. Step 3: Cross multiply
    9,106.83x = 12,554.60 × 6,871.23
  4. Step 4: Simplify right side
    9,106.83x = 86,265,509.80
  5. Step 5: Solve for x
    x = 86,265,509.80/9,106.83
  6. Step 6: Final answer
    x = 9,472.62

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.