Home / 1,411.02-2,117.48-534.33

Finding the Fourth Proportional to 1,411.02, 2,117.48 and 534.33

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Solution

The fourth proportional to 1,411.02, 2,117.48 and 534.33 is: 801.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411.02 : 2,117.48 = 534.33 : x
  2. Step 2: Convert to fraction form
    1,411.02/2,117.48 = 534.33/x
  3. Step 3: Cross multiply
    1,411.02x = 2,117.48 × 534.33
  4. Step 4: Simplify right side
    1,411.02x = 1,131,430.42
  5. Step 5: Solve for x
    x = 1,131,430.42/1,411.02
  6. Step 6: Final answer
    x = 801.85

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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.