Home / 10,356.08-15,522.95-5,084.96

Finding the Fourth Proportional to 10,356.08, 15,522.95 and 5,084.96

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Solution

The fourth proportional to 10,356.08, 15,522.95 and 5,084.96 is: 7,621.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.08 : 15,522.95 = 5,084.96 : x
  2. Step 2: Convert to fraction form
    10,356.08/15,522.95 = 5,084.96/x
  3. Step 3: Cross multiply
    10,356.08x = 15,522.95 × 5,084.96
  4. Step 4: Simplify right side
    10,356.08x = 78,933,631.35
  5. Step 5: Solve for x
    x = 78,933,631.35/10,356.08
  6. Step 6: Final answer
    x = 7,621.96

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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.