Home / 7,565.12-10,439.16-4,377.90

Finding the Fourth Proportional to 7,565.12, 10,439.16 and 4,377.90

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Solution

The fourth proportional to 7,565.12, 10,439.16 and 4,377.90 is: 6,041.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.12 : 10,439.16 = 4,377.90 : x
  2. Step 2: Convert to fraction form
    7,565.12/10,439.16 = 4,377.90/x
  3. Step 3: Cross multiply
    7,565.12x = 10,439.16 × 4,377.90
  4. Step 4: Simplify right side
    7,565.12x = 45,701,598.56
  5. Step 5: Solve for x
    x = 45,701,598.56/7,565.12
  6. Step 6: Final answer
    x = 6,041.09

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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.