Home / 1,545.84-2,132.64-1,104.48

Finding the Fourth Proportional to 1,545.84, 2,132.64 and 1,104.48

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Solution

The fourth proportional to 1,545.84, 2,132.64 and 1,104.48 is: 1,523.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545.84 : 2,132.64 = 1,104.48 : x
  2. Step 2: Convert to fraction form
    1,545.84/2,132.64 = 1,104.48/x
  3. Step 3: Cross multiply
    1,545.84x = 2,132.64 × 1,104.48
  4. Step 4: Simplify right side
    1,545.84x = 2,355,458.23
  5. Step 5: Solve for x
    x = 2,355,458.23/1,545.84
  6. Step 6: Final answer
    x = 1,523.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.