Home / 11,545.16-17,320.05-4,150.22

Finding the Fourth Proportional to 11,545.16, 17,320.05 and 4,150.22

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Solution

The fourth proportional to 11,545.16, 17,320.05 and 4,150.22 is: 6,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,545.16 : 17,320.05 = 4,150.22 : x
  2. Step 2: Convert to fraction form
    11,545.16/17,320.05 = 4,150.22/x
  3. Step 3: Cross multiply
    11,545.16x = 17,320.05 × 4,150.22
  4. Step 4: Simplify right side
    11,545.16x = 71,881,931.31
  5. Step 5: Solve for x
    x = 71,881,931.31/11,545.16
  6. Step 6: Final answer
    x = 6,226.16

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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.