Home / 7,264.38-10,024.65-4,280.40

Finding the Fourth Proportional to 7,264.38, 10,024.65 and 4,280.40

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Solution

The fourth proportional to 7,264.38, 10,024.65 and 4,280.40 is: 5,906.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.38 : 10,024.65 = 4,280.40 : x
  2. Step 2: Convert to fraction form
    7,264.38/10,024.65 = 4,280.40/x
  3. Step 3: Cross multiply
    7,264.38x = 10,024.65 × 4,280.40
  4. Step 4: Simplify right side
    7,264.38x = 42,909,511.86
  5. Step 5: Solve for x
    x = 42,909,511.86/7,264.38
  6. Step 6: Final answer
    x = 5,906.84

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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.