Home / 1,655.04-2,283.92-1,065.58

Finding the Fourth Proportional to 1,655.04, 2,283.92 and 1,065.58

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Solution

The fourth proportional to 1,655.04, 2,283.92 and 1,065.58 is: 1,470.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655.04 : 2,283.92 = 1,065.58 : x
  2. Step 2: Convert to fraction form
    1,655.04/2,283.92 = 1,065.58/x
  3. Step 3: Cross multiply
    1,655.04x = 2,283.92 × 1,065.58
  4. Step 4: Simplify right side
    1,655.04x = 2,433,699.47
  5. Step 5: Solve for x
    x = 2,433,699.47/1,655.04
  6. Step 6: Final answer
    x = 1,470.48

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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.