Home / 5,385.76-7,426.68-4,264.88

Finding the Fourth Proportional to 5,385.76, 7,426.68 and 4,264.88

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Solution

The fourth proportional to 5,385.76, 7,426.68 and 4,264.88 is: 5,881.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385.76 : 7,426.68 = 4,264.88 : x
  2. Step 2: Convert to fraction form
    5,385.76/7,426.68 = 4,264.88/x
  3. Step 3: Cross multiply
    5,385.76x = 7,426.68 × 4,264.88
  4. Step 4: Simplify right side
    5,385.76x = 31,673,899.00
  5. Step 5: Solve for x
    x = 31,673,899.00/5,385.76
  6. Step 6: Final answer
    x = 5,881.05

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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.