Home / 5,862.50-8,790.56-2,113.77

Finding the Fourth Proportional to 5,862.50, 8,790.56 and 2,113.77

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Solution

The fourth proportional to 5,862.50, 8,790.56 and 2,113.77 is: 3,169.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,862.50 : 8,790.56 = 2,113.77 : x
  2. Step 2: Convert to fraction form
    5,862.50/8,790.56 = 2,113.77/x
  3. Step 3: Cross multiply
    5,862.50x = 8,790.56 × 2,113.77
  4. Step 4: Simplify right side
    5,862.50x = 18,581,239.60
  5. Step 5: Solve for x
    x = 18,581,239.60/5,862.50
  6. Step 6: Final answer
    x = 3,169.51

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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.