Home / 5,486.13-7,565.81-4,740.93

Finding the Fourth Proportional to 5,486.13, 7,565.81 and 4,740.93

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Solution

The fourth proportional to 5,486.13, 7,565.81 and 4,740.93 is: 6,538.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.13 : 7,565.81 = 4,740.93 : x
  2. Step 2: Convert to fraction form
    5,486.13/7,565.81 = 4,740.93/x
  3. Step 3: Cross multiply
    5,486.13x = 7,565.81 × 4,740.93
  4. Step 4: Simplify right side
    5,486.13x = 35,868,951.90
  5. Step 5: Solve for x
    x = 35,868,951.90/5,486.13
  6. Step 6: Final answer
    x = 6,538.12

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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.