Home / 3,730.74-5,585.31-2,810.18

Finding the Fourth Proportional to 3,730.74, 5,585.31 and 2,810.18

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Solution

The fourth proportional to 3,730.74, 5,585.31 and 2,810.18 is: 4,207.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.74 : 5,585.31 = 2,810.18 : x
  2. Step 2: Convert to fraction form
    3,730.74/5,585.31 = 2,810.18/x
  3. Step 3: Cross multiply
    3,730.74x = 5,585.31 × 2,810.18
  4. Step 4: Simplify right side
    3,730.74x = 15,695,698.53
  5. Step 5: Solve for x
    x = 15,695,698.53/3,730.74
  6. Step 6: Final answer
    x = 4,207.13

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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.