Home / 7,432.72-10,264.10-4,784.73

Finding the Fourth Proportional to 7,432.72, 10,264.10 and 4,784.73

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Solution

The fourth proportional to 7,432.72, 10,264.10 and 4,784.73 is: 6,607.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.72 : 10,264.10 = 4,784.73 : x
  2. Step 2: Convert to fraction form
    7,432.72/10,264.10 = 4,784.73/x
  3. Step 3: Cross multiply
    7,432.72x = 10,264.10 × 4,784.73
  4. Step 4: Simplify right side
    7,432.72x = 49,110,947.19
  5. Step 5: Solve for x
    x = 49,110,947.19/7,432.72
  6. Step 6: Final answer
    x = 6,607.40

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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.