Home / 8,862.30-13,293.45-4,180.77

Finding the Fourth Proportional to 8,862.30, 13,293.45 and 4,180.77

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Solution

The fourth proportional to 8,862.30, 13,293.45 and 4,180.77 is: 6,271.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.30 : 13,293.45 = 4,180.77 : x
  2. Step 2: Convert to fraction form
    8,862.30/13,293.45 = 4,180.77/x
  3. Step 3: Cross multiply
    8,862.30x = 13,293.45 × 4,180.77
  4. Step 4: Simplify right side
    8,862.30x = 55,576,856.96
  5. Step 5: Solve for x
    x = 55,576,856.96/8,862.30
  6. Step 6: Final answer
    x = 6,271.16

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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.