Home / 2,981.15-4,472.99-1,594.13

Finding the Fourth Proportional to 2,981.15, 4,472.99 and 1,594.13

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Solution

The fourth proportional to 2,981.15, 4,472.99 and 1,594.13 is: 2,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.15 : 4,472.99 = 1,594.13 : x
  2. Step 2: Convert to fraction form
    2,981.15/4,472.99 = 1,594.13/x
  3. Step 3: Cross multiply
    2,981.15x = 4,472.99 × 1,594.13
  4. Step 4: Simplify right side
    2,981.15x = 7,130,503.19
  5. Step 5: Solve for x
    x = 7,130,503.19/2,981.15
  6. Step 6: Final answer
    x = 2,391.86

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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.