Home / 11,360.10-15,675.32-6,323.62

Finding the Fourth Proportional to 11,360.10, 15,675.32 and 6,323.62

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Solution

The fourth proportional to 11,360.10, 15,675.32 and 6,323.62 is: 8,725.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360.10 : 15,675.32 = 6,323.62 : x
  2. Step 2: Convert to fraction form
    11,360.10/15,675.32 = 6,323.62/x
  3. Step 3: Cross multiply
    11,360.10x = 15,675.32 × 6,323.62
  4. Step 4: Simplify right side
    11,360.10x = 99,124,773.07
  5. Step 5: Solve for x
    x = 99,124,773.07/11,360.10
  6. Step 6: Final answer
    x = 8,725.70

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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.