Home / 10,461.97-15,749.51-9,530.90

Finding the Fourth Proportional to 10,461.97, 15,749.51 and 9,530.90

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Solution

The fourth proportional to 10,461.97, 15,749.51 and 9,530.90 is: 14,347.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,461.97 : 15,749.51 = 9,530.90 : x
  2. Step 2: Convert to fraction form
    10,461.97/15,749.51 = 9,530.90/x
  3. Step 3: Cross multiply
    10,461.97x = 15,749.51 × 9,530.90
  4. Step 4: Simplify right side
    10,461.97x = 150,106,926.11
  5. Step 5: Solve for x
    x = 150,106,926.11/10,461.97
  6. Step 6: Final answer
    x = 14,347.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.