Home / 7,884.89-10,880.65-4,348.13

Finding the Fourth Proportional to 7,884.89, 10,880.65 and 4,348.13

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Solution

The fourth proportional to 7,884.89, 10,880.65 and 4,348.13 is: 6,000.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.89 : 10,880.65 = 4,348.13 : x
  2. Step 2: Convert to fraction form
    7,884.89/10,880.65 = 4,348.13/x
  3. Step 3: Cross multiply
    7,884.89x = 10,880.65 × 4,348.13
  4. Step 4: Simplify right side
    7,884.89x = 47,310,480.68
  5. Step 5: Solve for x
    x = 47,310,480.68/7,884.89
  6. Step 6: Final answer
    x = 6,000.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.