Home / 2,753.60-4,130.36-1,110.11

Finding the Fourth Proportional to 2,753.60, 4,130.36 and 1,110.11

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Solution

The fourth proportional to 2,753.60, 4,130.36 and 1,110.11 is: 1,665.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.60 : 4,130.36 = 1,110.11 : x
  2. Step 2: Convert to fraction form
    2,753.60/4,130.36 = 1,110.11/x
  3. Step 3: Cross multiply
    2,753.60x = 4,130.36 × 1,110.11
  4. Step 4: Simplify right side
    2,753.60x = 4,585,127.74
  5. Step 5: Solve for x
    x = 4,585,127.74/2,753.60
  6. Step 6: Final answer
    x = 1,665.14

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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.