Home / 7,275.42-10,901.70-5,814.18

Finding the Fourth Proportional to 7,275.42, 10,901.70 and 5,814.18

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Solution

The fourth proportional to 7,275.42, 10,901.70 and 5,814.18 is: 8,712.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.42 : 10,901.70 = 5,814.18 : x
  2. Step 2: Convert to fraction form
    7,275.42/10,901.70 = 5,814.18/x
  3. Step 3: Cross multiply
    7,275.42x = 10,901.70 × 5,814.18
  4. Step 4: Simplify right side
    7,275.42x = 63,384,446.11
  5. Step 5: Solve for x
    x = 63,384,446.11/7,275.42
  6. Step 6: Final answer
    x = 8,712.14

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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.