Home / 10,329.01-15,492.29-6,114.78

Finding the Fourth Proportional to 10,329.01, 15,492.29 and 6,114.78

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Solution

The fourth proportional to 10,329.01, 15,492.29 and 6,114.78 is: 9,171.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.01 : 15,492.29 = 6,114.78 : x
  2. Step 2: Convert to fraction form
    10,329.01/15,492.29 = 6,114.78/x
  3. Step 3: Cross multiply
    10,329.01x = 15,492.29 × 6,114.78
  4. Step 4: Simplify right side
    10,329.01x = 94,731,914.47
  5. Step 5: Solve for x
    x = 94,731,914.47/10,329.01
  6. Step 6: Final answer
    x = 9,171.44

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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.