Home / 10,029.15-13,846.52-6,445.71

Finding the Fourth Proportional to 10,029.15, 13,846.52 and 6,445.71

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Solution

The fourth proportional to 10,029.15, 13,846.52 and 6,445.71 is: 8,899.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,029.15 : 13,846.52 = 6,445.71 : x
  2. Step 2: Convert to fraction form
    10,029.15/13,846.52 = 6,445.71/x
  3. Step 3: Cross multiply
    10,029.15x = 13,846.52 × 6,445.71
  4. Step 4: Simplify right side
    10,029.15x = 89,250,652.43
  5. Step 5: Solve for x
    x = 89,250,652.43/10,029.15
  6. Step 6: Final answer
    x = 8,899.12

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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.