Home / 10,618.14-15,921.06-3,595.80

Finding the Fourth Proportional to 10,618.14, 15,921.06 and 3,595.80

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Solution

The fourth proportional to 10,618.14, 15,921.06 and 3,595.80 is: 5,391.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.14 : 15,921.06 = 3,595.80 : x
  2. Step 2: Convert to fraction form
    10,618.14/15,921.06 = 3,595.80/x
  3. Step 3: Cross multiply
    10,618.14x = 15,921.06 × 3,595.80
  4. Step 4: Simplify right side
    10,618.14x = 57,248,947.55
  5. Step 5: Solve for x
    x = 57,248,947.55/10,618.14
  6. Step 6: Final answer
    x = 5,391.62

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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.