Home / 10,552.16-15,828.21-3,156.62

Finding the Fourth Proportional to 10,552.16, 15,828.21 and 3,156.62

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Solution

The fourth proportional to 10,552.16, 15,828.21 and 3,156.62 is: 4,734.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552.16 : 15,828.21 = 3,156.62 : x
  2. Step 2: Convert to fraction form
    10,552.16/15,828.21 = 3,156.62/x
  3. Step 3: Cross multiply
    10,552.16x = 15,828.21 × 3,156.62
  4. Step 4: Simplify right side
    10,552.16x = 49,963,644.25
  5. Step 5: Solve for x
    x = 49,963,644.25/10,552.16
  6. Step 6: Final answer
    x = 4,734.92

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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.