Home / 1,812.28-2,700.59-1,753.48

Finding the Fourth Proportional to 1,812.28, 2,700.59 and 1,753.48

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Solution

The fourth proportional to 1,812.28, 2,700.59 and 1,753.48 is: 2,612.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812.28 : 2,700.59 = 1,753.48 : x
  2. Step 2: Convert to fraction form
    1,812.28/2,700.59 = 1,753.48/x
  3. Step 3: Cross multiply
    1,812.28x = 2,700.59 × 1,753.48
  4. Step 4: Simplify right side
    1,812.28x = 4,735,430.55
  5. Step 5: Solve for x
    x = 4,735,430.55/1,812.28
  6. Step 6: Final answer
    x = 2,612.97

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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.