Home / 7,306.28-10,082.77-4,162.40

Finding the Fourth Proportional to 7,306.28, 10,082.77 and 4,162.40

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Solution

The fourth proportional to 7,306.28, 10,082.77 and 4,162.40 is: 5,744.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306.28 : 10,082.77 = 4,162.40 : x
  2. Step 2: Convert to fraction form
    7,306.28/10,082.77 = 4,162.40/x
  3. Step 3: Cross multiply
    7,306.28x = 10,082.77 × 4,162.40
  4. Step 4: Simplify right side
    7,306.28x = 41,968,461.03
  5. Step 5: Solve for x
    x = 41,968,461.03/7,306.28
  6. Step 6: Final answer
    x = 5,744.17

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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.