Home / 7,276.29-10,924.11-4,320.20

Finding the Fourth Proportional to 7,276.29, 10,924.11 and 4,320.20

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Solution

The fourth proportional to 7,276.29, 10,924.11 and 4,320.20 is: 6,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.29 : 10,924.11 = 4,320.20 : x
  2. Step 2: Convert to fraction form
    7,276.29/10,924.11 = 4,320.20/x
  3. Step 3: Cross multiply
    7,276.29x = 10,924.11 × 4,320.20
  4. Step 4: Simplify right side
    7,276.29x = 47,194,285.40
  5. Step 5: Solve for x
    x = 47,194,285.40/7,276.29
  6. Step 6: Final answer
    x = 6,486.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.