Home / 3,542.65-4,888.89-1,927.58

Finding the Fourth Proportional to 3,542.65, 4,888.89 and 1,927.58

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Solution

The fourth proportional to 3,542.65, 4,888.89 and 1,927.58 is: 2,660.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.65 : 4,888.89 = 1,927.58 : x
  2. Step 2: Convert to fraction form
    3,542.65/4,888.89 = 1,927.58/x
  3. Step 3: Cross multiply
    3,542.65x = 4,888.89 × 1,927.58
  4. Step 4: Simplify right side
    3,542.65x = 9,423,726.59
  5. Step 5: Solve for x
    x = 9,423,726.59/3,542.65
  6. Step 6: Final answer
    x = 2,660.08

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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.