Home / 3,150.18-4,347.09-1,753.02

Finding the Fourth Proportional to 3,150.18, 4,347.09 and 1,753.02

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Solution

The fourth proportional to 3,150.18, 4,347.09 and 1,753.02 is: 2,419.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.18 : 4,347.09 = 1,753.02 : x
  2. Step 2: Convert to fraction form
    3,150.18/4,347.09 = 1,753.02/x
  3. Step 3: Cross multiply
    3,150.18x = 4,347.09 × 1,753.02
  4. Step 4: Simplify right side
    3,150.18x = 7,620,535.71
  5. Step 5: Solve for x
    x = 7,620,535.71/3,150.18
  6. Step 6: Final answer
    x = 2,419.08

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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.