Home / 10,436.98-14,402.58-6,247.54

Finding the Fourth Proportional to 10,436.98, 14,402.58 and 6,247.54

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Solution

The fourth proportional to 10,436.98, 14,402.58 and 6,247.54 is: 8,621.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,436.98 : 14,402.58 = 6,247.54 : x
  2. Step 2: Convert to fraction form
    10,436.98/14,402.58 = 6,247.54/x
  3. Step 3: Cross multiply
    10,436.98x = 14,402.58 × 6,247.54
  4. Step 4: Simplify right side
    10,436.98x = 89,980,694.65
  5. Step 5: Solve for x
    x = 89,980,694.65/10,436.98
  6. Step 6: Final answer
    x = 8,621.33

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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.