Home / 2,752.04-4,129.86-1,108.28

Finding the Fourth Proportional to 2,752.04, 4,129.86 and 1,108.28

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Solution

The fourth proportional to 2,752.04, 4,129.86 and 1,108.28 is: 1,663.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.04 : 4,129.86 = 1,108.28 : x
  2. Step 2: Convert to fraction form
    2,752.04/4,129.86 = 1,108.28/x
  3. Step 3: Cross multiply
    2,752.04x = 4,129.86 × 1,108.28
  4. Step 4: Simplify right side
    2,752.04x = 4,577,041.24
  5. Step 5: Solve for x
    x = 4,577,041.24/2,752.04
  6. Step 6: Final answer
    x = 1,663.14

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1.5x scale

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.