Home / 10,298.97-15,453.05-4,749.34

Finding the Fourth Proportional to 10,298.97, 15,453.05 and 4,749.34

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Solution

The fourth proportional to 10,298.97, 15,453.05 and 4,749.34 is: 7,126.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.97 : 15,453.05 = 4,749.34 : x
  2. Step 2: Convert to fraction form
    10,298.97/15,453.05 = 4,749.34/x
  3. Step 3: Cross multiply
    10,298.97x = 15,453.05 × 4,749.34
  4. Step 4: Simplify right side
    10,298.97x = 73,391,711.22
  5. Step 5: Solve for x
    x = 73,391,711.22/10,298.97
  6. Step 6: Final answer
    x = 7,126.12

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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.