Home / 2,632.20-3,927.29-2,386.16

Finding the Fourth Proportional to 2,632.20, 3,927.29 and 2,386.16

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Solution

The fourth proportional to 2,632.20, 3,927.29 and 2,386.16 is: 3,560.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.20 : 3,927.29 = 2,386.16 : x
  2. Step 2: Convert to fraction form
    2,632.20/3,927.29 = 2,386.16/x
  3. Step 3: Cross multiply
    2,632.20x = 3,927.29 × 2,386.16
  4. Step 4: Simplify right side
    2,632.20x = 9,371,125.47
  5. Step 5: Solve for x
    x = 9,371,125.47/2,632.20
  6. Step 6: Final answer
    x = 3,560.19

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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.