Home / 10,069.12-15,113.29-6,181.12

Finding the Fourth Proportional to 10,069.12, 15,113.29 and 6,181.12

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Solution

The fourth proportional to 10,069.12, 15,113.29 and 6,181.12 is: 9,277.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,069.12 : 15,113.29 = 6,181.12 : x
  2. Step 2: Convert to fraction form
    10,069.12/15,113.29 = 6,181.12/x
  3. Step 3: Cross multiply
    10,069.12x = 15,113.29 × 6,181.12
  4. Step 4: Simplify right side
    10,069.12x = 93,417,059.08
  5. Step 5: Solve for x
    x = 93,417,059.08/10,069.12
  6. Step 6: Final answer
    x = 9,277.58

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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.