Home / 7,887.28-10,884.30-4,302.27

Finding the Fourth Proportional to 7,887.28, 10,884.30 and 4,302.27

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Solution

The fourth proportional to 7,887.28, 10,884.30 and 4,302.27 is: 5,937.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887.28 : 10,884.30 = 4,302.27 : x
  2. Step 2: Convert to fraction form
    7,887.28/10,884.30 = 4,302.27/x
  3. Step 3: Cross multiply
    7,887.28x = 10,884.30 × 4,302.27
  4. Step 4: Simplify right side
    7,887.28x = 46,827,197.36
  5. Step 5: Solve for x
    x = 46,827,197.36/7,887.28
  6. Step 6: Final answer
    x = 5,937.05

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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.