Home / 1,525.30-2,277.53-1,251.93

Finding the Fourth Proportional to 1,525.30, 2,277.53 and 1,251.93

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Solution

The fourth proportional to 1,525.30, 2,277.53 and 1,251.93 is: 1,869.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.30 : 2,277.53 = 1,251.93 : x
  2. Step 2: Convert to fraction form
    1,525.30/2,277.53 = 1,251.93/x
  3. Step 3: Cross multiply
    1,525.30x = 2,277.53 × 1,251.93
  4. Step 4: Simplify right side
    1,525.30x = 2,851,308.13
  5. Step 5: Solve for x
    x = 2,851,308.13/1,525.30
  6. Step 6: Final answer
    x = 1,869.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.