Home / 9,029.12-13,545.86-3,106.08

Finding the Fourth Proportional to 9,029.12, 13,545.86 and 3,106.08

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Solution

The fourth proportional to 9,029.12, 13,545.86 and 3,106.08 is: 4,659.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.12 : 13,545.86 = 3,106.08 : x
  2. Step 2: Convert to fraction form
    9,029.12/13,545.86 = 3,106.08/x
  3. Step 3: Cross multiply
    9,029.12x = 13,545.86 × 3,106.08
  4. Step 4: Simplify right side
    9,029.12x = 42,074,509.30
  5. Step 5: Solve for x
    x = 42,074,509.30/9,029.12
  6. Step 6: Final answer
    x = 4,659.87

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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.