Home / 1,575.02-2,357.57-956.75

Finding the Fourth Proportional to 1,575.02, 2,357.57 and 956.75

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Solution

The fourth proportional to 1,575.02, 2,357.57 and 956.75 is: 1,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.02 : 2,357.57 = 956.75 : x
  2. Step 2: Convert to fraction form
    1,575.02/2,357.57 = 956.75/x
  3. Step 3: Cross multiply
    1,575.02x = 2,357.57 × 956.75
  4. Step 4: Simplify right side
    1,575.02x = 2,255,595.70
  5. Step 5: Solve for x
    x = 2,255,595.70/1,575.02
  6. Step 6: Final answer
    x = 1,432.10

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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.