Home / 1,629.61-2,250.35-1,041.18

Finding the Fourth Proportional to 1,629.61, 2,250.35 and 1,041.18

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Solution

The fourth proportional to 1,629.61, 2,250.35 and 1,041.18 is: 1,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.61 : 2,250.35 = 1,041.18 : x
  2. Step 2: Convert to fraction form
    1,629.61/2,250.35 = 1,041.18/x
  3. Step 3: Cross multiply
    1,629.61x = 2,250.35 × 1,041.18
  4. Step 4: Simplify right side
    1,629.61x = 2,343,019.41
  5. Step 5: Solve for x
    x = 2,343,019.41/1,629.61
  6. Step 6: Final answer
    x = 1,437.78

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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.