Home / 1,542.36-2,316.59-1,324.77

Finding the Fourth Proportional to 1,542.36, 2,316.59 and 1,324.77

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Solution

The fourth proportional to 1,542.36, 2,316.59 and 1,324.77 is: 1,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542.36 : 2,316.59 = 1,324.77 : x
  2. Step 2: Convert to fraction form
    1,542.36/2,316.59 = 1,324.77/x
  3. Step 3: Cross multiply
    1,542.36x = 2,316.59 × 1,324.77
  4. Step 4: Simplify right side
    1,542.36x = 3,068,948.93
  5. Step 5: Solve for x
    x = 3,068,948.93/1,542.36
  6. Step 6: Final answer
    x = 1,989.77

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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.