Home / 2,432.09-3,357.08-1,537.31

Finding the Fourth Proportional to 2,432.09, 3,357.08 and 1,537.31

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Solution

The fourth proportional to 2,432.09, 3,357.08 and 1,537.31 is: 2,121.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.09 : 3,357.08 = 1,537.31 : x
  2. Step 2: Convert to fraction form
    2,432.09/3,357.08 = 1,537.31/x
  3. Step 3: Cross multiply
    2,432.09x = 3,357.08 × 1,537.31
  4. Step 4: Simplify right side
    2,432.09x = 5,160,848.18
  5. Step 5: Solve for x
    x = 5,160,848.18/2,432.09
  6. Step 6: Final answer
    x = 2,121.99

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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.