Home / 8,032.32-12,038.76-4,134.60

Finding the Fourth Proportional to 8,032.32, 12,038.76 and 4,134.60

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Solution

The fourth proportional to 8,032.32, 12,038.76 and 4,134.60 is: 6,196.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,032.32 : 12,038.76 = 4,134.60 : x
  2. Step 2: Convert to fraction form
    8,032.32/12,038.76 = 4,134.60/x
  3. Step 3: Cross multiply
    8,032.32x = 12,038.76 × 4,134.60
  4. Step 4: Simplify right side
    8,032.32x = 49,775,457.10
  5. Step 5: Solve for x
    x = 49,775,457.10/8,032.32
  6. Step 6: Final answer
    x = 6,196.90

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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.