Home / 10,586.46-15,858.16-8,495.15

Finding the Fourth Proportional to 10,586.46, 15,858.16 and 8,495.15

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Solution

The fourth proportional to 10,586.46, 15,858.16 and 8,495.15 is: 12,725.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,586.46 : 15,858.16 = 8,495.15 : x
  2. Step 2: Convert to fraction form
    10,586.46/15,858.16 = 8,495.15/x
  3. Step 3: Cross multiply
    10,586.46x = 15,858.16 × 8,495.15
  4. Step 4: Simplify right side
    10,586.46x = 134,717,395.18
  5. Step 5: Solve for x
    x = 134,717,395.18/10,586.46
  6. Step 6: Final answer
    x = 12,725.44

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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.