Home / 7,711.28-10,641.48-4,567.52

Finding the Fourth Proportional to 7,711.28, 10,641.48 and 4,567.52

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Solution

The fourth proportional to 7,711.28, 10,641.48 and 4,567.52 is: 6,303.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.28 : 10,641.48 = 4,567.52 : x
  2. Step 2: Convert to fraction form
    7,711.28/10,641.48 = 4,567.52/x
  3. Step 3: Cross multiply
    7,711.28x = 10,641.48 × 4,567.52
  4. Step 4: Simplify right side
    7,711.28x = 48,605,172.73
  5. Step 5: Solve for x
    x = 48,605,172.73/7,711.28
  6. Step 6: Final answer
    x = 6,303.13

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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.