Home / 5,012.29-7,526.98-4,178.50

Finding the Fourth Proportional to 5,012.29, 7,526.98 and 4,178.50

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Solution

The fourth proportional to 5,012.29, 7,526.98 and 4,178.50 is: 6,274.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.29 : 7,526.98 = 4,178.50 : x
  2. Step 2: Convert to fraction form
    5,012.29/7,526.98 = 4,178.50/x
  3. Step 3: Cross multiply
    5,012.29x = 7,526.98 × 4,178.50
  4. Step 4: Simplify right side
    5,012.29x = 31,451,472.34
  5. Step 5: Solve for x
    x = 31,451,472.34/5,012.29
  6. Step 6: Final answer
    x = 6,274.87

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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.