Home / 1,563.98-2,158.65-1,032.95

Finding the Fourth Proportional to 1,563.98, 2,158.65 and 1,032.95

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Solution

The fourth proportional to 1,563.98, 2,158.65 and 1,032.95 is: 1,425.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563.98 : 2,158.65 = 1,032.95 : x
  2. Step 2: Convert to fraction form
    1,563.98/2,158.65 = 1,032.95/x
  3. Step 3: Cross multiply
    1,563.98x = 2,158.65 × 1,032.95
  4. Step 4: Simplify right side
    1,563.98x = 2,229,782.91
  5. Step 5: Solve for x
    x = 2,229,782.91/1,563.98
  6. Step 6: Final answer
    x = 1,425.72

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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.