Home / 10,447.06-15,668.13-4,895.11

Finding the Fourth Proportional to 10,447.06, 15,668.13 and 4,895.11

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Solution

The fourth proportional to 10,447.06, 15,668.13 and 4,895.11 is: 7,341.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.06 : 15,668.13 = 4,895.11 : x
  2. Step 2: Convert to fraction form
    10,447.06/15,668.13 = 4,895.11/x
  3. Step 3: Cross multiply
    10,447.06x = 15,668.13 × 4,895.11
  4. Step 4: Simplify right side
    10,447.06x = 76,697,219.84
  5. Step 5: Solve for x
    x = 76,697,219.84/10,447.06
  6. Step 6: Final answer
    x = 7,341.51

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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.