Home / 1,525.32-2,103.12-1,244.52

Finding the Fourth Proportional to 1,525.32, 2,103.12 and 1,244.52

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Solution

The fourth proportional to 1,525.32, 2,103.12 and 1,244.52 is: 1,715.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.32 : 2,103.12 = 1,244.52 : x
  2. Step 2: Convert to fraction form
    1,525.32/2,103.12 = 1,244.52/x
  3. Step 3: Cross multiply
    1,525.32x = 2,103.12 × 1,244.52
  4. Step 4: Simplify right side
    1,525.32x = 2,617,374.90
  5. Step 5: Solve for x
    x = 2,617,374.90/1,525.32
  6. Step 6: Final answer
    x = 1,715.95

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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.