Home / 7,187.03-10,780.54-4,557.16

Finding the Fourth Proportional to 7,187.03, 10,780.54 and 4,557.16

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Solution

The fourth proportional to 7,187.03, 10,780.54 and 4,557.16 is: 6,835.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187.03 : 10,780.54 = 4,557.16 : x
  2. Step 2: Convert to fraction form
    7,187.03/10,780.54 = 4,557.16/x
  3. Step 3: Cross multiply
    7,187.03x = 10,780.54 × 4,557.16
  4. Step 4: Simplify right side
    7,187.03x = 49,128,673.38
  5. Step 5: Solve for x
    x = 49,128,673.38/7,187.03
  6. Step 6: Final answer
    x = 6,835.74

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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.