Home / 3,160.29-4,734.08-1,574.22

Finding the Fourth Proportional to 3,160.29, 4,734.08 and 1,574.22

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Solution

The fourth proportional to 3,160.29, 4,734.08 and 1,574.22 is: 2,358.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.29 : 4,734.08 = 1,574.22 : x
  2. Step 2: Convert to fraction form
    3,160.29/4,734.08 = 1,574.22/x
  3. Step 3: Cross multiply
    3,160.29x = 4,734.08 × 1,574.22
  4. Step 4: Simplify right side
    3,160.29x = 7,452,505.11
  5. Step 5: Solve for x
    x = 7,452,505.11/3,160.29
  6. Step 6: Final answer
    x = 2,358.17

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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.