Home / 5,071.20-7,000.14-3,755.52

Finding the Fourth Proportional to 5,071.20, 7,000.14 and 3,755.52

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Solution

The fourth proportional to 5,071.20, 7,000.14 and 3,755.52 is: 5,184.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.20 : 7,000.14 = 3,755.52 : x
  2. Step 2: Convert to fraction form
    5,071.20/7,000.14 = 3,755.52/x
  3. Step 3: Cross multiply
    5,071.20x = 7,000.14 × 3,755.52
  4. Step 4: Simplify right side
    5,071.20x = 26,289,165.77
  5. Step 5: Solve for x
    x = 26,289,165.77/5,071.20
  6. Step 6: Final answer
    x = 5,184.01

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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.