Home / 10,344.09-15,518.57-2,948.66

Finding the Fourth Proportional to 10,344.09, 15,518.57 and 2,948.66

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Solution

The fourth proportional to 10,344.09, 15,518.57 and 2,948.66 is: 4,423.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.09 : 15,518.57 = 2,948.66 : x
  2. Step 2: Convert to fraction form
    10,344.09/15,518.57 = 2,948.66/x
  3. Step 3: Cross multiply
    10,344.09x = 15,518.57 × 2,948.66
  4. Step 4: Simplify right side
    10,344.09x = 45,758,894.28
  5. Step 5: Solve for x
    x = 45,758,894.28/10,344.09
  6. Step 6: Final answer
    x = 4,423.68

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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.