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Finding the Fourth Proportional to 10,595.19, 15,892.90 and 3,199.71

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Solution

The fourth proportional to 10,595.19, 15,892.90 and 3,199.71 is: 4,799.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,595.19 : 15,892.90 = 3,199.71 : x
  2. Step 2: Convert to fraction form
    10,595.19/15,892.90 = 3,199.71/x
  3. Step 3: Cross multiply
    10,595.19x = 15,892.90 × 3,199.71
  4. Step 4: Simplify right side
    10,595.19x = 50,852,671.06
  5. Step 5: Solve for x
    x = 50,852,671.06/10,595.19
  6. Step 6: Final answer
    x = 4,799.60

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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.