Home / 10,854.44-16,264.70-8,395.32

Finding the Fourth Proportional to 10,854.44, 16,264.70 and 8,395.32

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Solution

The fourth proportional to 10,854.44, 16,264.70 and 8,395.32 is: 12,579.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,854.44 : 16,264.70 = 8,395.32 : x
  2. Step 2: Convert to fraction form
    10,854.44/16,264.70 = 8,395.32/x
  3. Step 3: Cross multiply
    10,854.44x = 16,264.70 × 8,395.32
  4. Step 4: Simplify right side
    10,854.44x = 136,547,361.20
  5. Step 5: Solve for x
    x = 136,547,361.20/10,854.44
  6. Step 6: Final answer
    x = 12,579.86

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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.