Home / 7,712.32-10,641.36-4,569.52

Finding the Fourth Proportional to 7,712.32, 10,641.36 and 4,569.52

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Solution

The fourth proportional to 7,712.32, 10,641.36 and 4,569.52 is: 6,304.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,712.32 : 10,641.36 = 4,569.52 : x
  2. Step 2: Convert to fraction form
    7,712.32/10,641.36 = 4,569.52/x
  3. Step 3: Cross multiply
    7,712.32x = 10,641.36 × 4,569.52
  4. Step 4: Simplify right side
    7,712.32x = 48,625,907.35
  5. Step 5: Solve for x
    x = 48,625,907.35/7,712.32
  6. Step 6: Final answer
    x = 6,304.96

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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.