Home / 1,575.16-2,173.77-1,134.92

Finding the Fourth Proportional to 1,575.16, 2,173.77 and 1,134.92

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Solution

The fourth proportional to 1,575.16, 2,173.77 and 1,134.92 is: 1,566.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.16 : 2,173.77 = 1,134.92 : x
  2. Step 2: Convert to fraction form
    1,575.16/2,173.77 = 1,134.92/x
  3. Step 3: Cross multiply
    1,575.16x = 2,173.77 × 1,134.92
  4. Step 4: Simplify right side
    1,575.16x = 2,467,060.48
  5. Step 5: Solve for x
    x = 2,467,060.48/1,575.16
  6. Step 6: Final answer
    x = 1,566.23

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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.