Home / 3,610.13-4,981.98-2,038.19

Finding the Fourth Proportional to 3,610.13, 4,981.98 and 2,038.19

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Solution

The fourth proportional to 3,610.13, 4,981.98 and 2,038.19 is: 2,812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.13 : 4,981.98 = 2,038.19 : x
  2. Step 2: Convert to fraction form
    3,610.13/4,981.98 = 2,038.19/x
  3. Step 3: Cross multiply
    3,610.13x = 4,981.98 × 2,038.19
  4. Step 4: Simplify right side
    3,610.13x = 10,154,196.91
  5. Step 5: Solve for x
    x = 10,154,196.91/3,610.13
  6. Step 6: Final answer
    x = 2,812.70

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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.