Home / 7,614.63-11,417.38-3,166.95

Finding the Fourth Proportional to 7,614.63, 11,417.38 and 3,166.95

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Solution

The fourth proportional to 7,614.63, 11,417.38 and 3,166.95 is: 4,748.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.63 : 11,417.38 = 3,166.95 : x
  2. Step 2: Convert to fraction form
    7,614.63/11,417.38 = 3,166.95/x
  3. Step 3: Cross multiply
    7,614.63x = 11,417.38 × 3,166.95
  4. Step 4: Simplify right side
    7,614.63x = 36,158,251.17
  5. Step 5: Solve for x
    x = 36,158,251.17/7,614.63
  6. Step 6: Final answer
    x = 4,748.52

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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.