Home / 5,263.52-7,897.12-3,515.52

Finding the Fourth Proportional to 5,263.52, 7,897.12 and 3,515.52

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Solution

The fourth proportional to 5,263.52, 7,897.12 and 3,515.52 is: 5,274.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.52 : 7,897.12 = 3,515.52 : x
  2. Step 2: Convert to fraction form
    5,263.52/7,897.12 = 3,515.52/x
  3. Step 3: Cross multiply
    5,263.52x = 7,897.12 × 3,515.52
  4. Step 4: Simplify right side
    5,263.52x = 27,762,483.30
  5. Step 5: Solve for x
    x = 27,762,483.30/5,263.52
  6. Step 6: Final answer
    x = 5,274.51

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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.