Home / 5,225.42-7,839.35-1,527.71

Finding the Fourth Proportional to 5,225.42, 7,839.35 and 1,527.71

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Solution

The fourth proportional to 5,225.42, 7,839.35 and 1,527.71 is: 2,291.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.42 : 7,839.35 = 1,527.71 : x
  2. Step 2: Convert to fraction form
    5,225.42/7,839.35 = 1,527.71/x
  3. Step 3: Cross multiply
    5,225.42x = 7,839.35 × 1,527.71
  4. Step 4: Simplify right side
    5,225.42x = 11,976,206.55
  5. Step 5: Solve for x
    x = 11,976,206.55/5,225.42
  6. Step 6: Final answer
    x = 2,291.91

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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.