Home / 10,191.77-15,284.48-4,923.52

Finding the Fourth Proportional to 10,191.77, 15,284.48 and 4,923.52

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Solution

The fourth proportional to 10,191.77, 15,284.48 and 4,923.52 is: 7,383.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191.77 : 15,284.48 = 4,923.52 : x
  2. Step 2: Convert to fraction form
    10,191.77/15,284.48 = 4,923.52/x
  3. Step 3: Cross multiply
    10,191.77x = 15,284.48 × 4,923.52
  4. Step 4: Simplify right side
    10,191.77x = 75,253,407.84
  5. Step 5: Solve for x
    x = 75,253,407.84/10,191.77
  6. Step 6: Final answer
    x = 7,383.74

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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.