Home / 10,618.01-15,920.86-3,595.68

Finding the Fourth Proportional to 10,618.01, 15,920.86 and 3,595.68

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Solution

The fourth proportional to 10,618.01, 15,920.86 and 3,595.68 is: 5,391.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.01 : 15,920.86 = 3,595.68 : x
  2. Step 2: Convert to fraction form
    10,618.01/15,920.86 = 3,595.68/x
  3. Step 3: Cross multiply
    10,618.01x = 15,920.86 × 3,595.68
  4. Step 4: Simplify right side
    10,618.01x = 57,246,326.87
  5. Step 5: Solve for x
    x = 57,246,326.87/10,618.01
  6. Step 6: Final answer
    x = 5,391.44

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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.