Home / 5,276.17-7,280.89-3,038.13

Finding the Fourth Proportional to 5,276.17, 7,280.89 and 3,038.13

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Solution

The fourth proportional to 5,276.17, 7,280.89 and 3,038.13 is: 4,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.17 : 7,280.89 = 3,038.13 : x
  2. Step 2: Convert to fraction form
    5,276.17/7,280.89 = 3,038.13/x
  3. Step 3: Cross multiply
    5,276.17x = 7,280.89 × 3,038.13
  4. Step 4: Simplify right side
    5,276.17x = 22,120,290.34
  5. Step 5: Solve for x
    x = 22,120,290.34/5,276.17
  6. Step 6: Final answer
    x = 4,192.49

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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.