Home / 7,527.56-10,377.20-5,282.48

Finding the Fourth Proportional to 7,527.56, 10,377.20 and 5,282.48

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Solution

The fourth proportional to 7,527.56, 10,377.20 and 5,282.48 is: 7,282.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.56 : 10,377.20 = 5,282.48 : x
  2. Step 2: Convert to fraction form
    7,527.56/10,377.20 = 5,282.48/x
  3. Step 3: Cross multiply
    7,527.56x = 10,377.20 × 5,282.48
  4. Step 4: Simplify right side
    7,527.56x = 54,817,351.46
  5. Step 5: Solve for x
    x = 54,817,351.46/7,527.56
  6. Step 6: Final answer
    x = 7,282.22

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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.