Home / 7,884.13-10,880.17-4,347.47

Finding the Fourth Proportional to 7,884.13, 10,880.17 and 4,347.47

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Solution

The fourth proportional to 7,884.13, 10,880.17 and 4,347.47 is: 5,999.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.13 : 10,880.17 = 4,347.47 : x
  2. Step 2: Convert to fraction form
    7,884.13/10,880.17 = 4,347.47/x
  3. Step 3: Cross multiply
    7,884.13x = 10,880.17 × 4,347.47
  4. Step 4: Simplify right side
    7,884.13x = 47,301,158.27
  5. Step 5: Solve for x
    x = 47,301,158.27/7,884.13
  6. Step 6: Final answer
    x = 5,999.54

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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.