Home / 10,106.58-15,159.92-3,528.15

Finding the Fourth Proportional to 10,106.58, 15,159.92 and 3,528.15

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Solution

The fourth proportional to 10,106.58, 15,159.92 and 3,528.15 is: 5,292.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106.58 : 15,159.92 = 3,528.15 : x
  2. Step 2: Convert to fraction form
    10,106.58/15,159.92 = 3,528.15/x
  3. Step 3: Cross multiply
    10,106.58x = 15,159.92 × 3,528.15
  4. Step 4: Simplify right side
    10,106.58x = 53,486,471.75
  5. Step 5: Solve for x
    x = 53,486,471.75/10,106.58
  6. Step 6: Final answer
    x = 5,292.24

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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.