Home / 3,609.58-4,981.17-2,038.18

Finding the Fourth Proportional to 3,609.58, 4,981.17 and 2,038.18

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Solution

The fourth proportional to 3,609.58, 4,981.17 and 2,038.18 is: 2,812.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.58 : 4,981.17 = 2,038.18 : x
  2. Step 2: Convert to fraction form
    3,609.58/4,981.17 = 2,038.18/x
  3. Step 3: Cross multiply
    3,609.58x = 4,981.17 × 2,038.18
  4. Step 4: Simplify right side
    3,609.58x = 10,152,521.07
  5. Step 5: Solve for x
    x = 10,152,521.07/3,609.58
  6. Step 6: Final answer
    x = 2,812.66

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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.