Home / 10,228.48-15,320.45-6,267.76

Finding the Fourth Proportional to 10,228.48, 15,320.45 and 6,267.76

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Solution

The fourth proportional to 10,228.48, 15,320.45 and 6,267.76 is: 9,387.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.48 : 15,320.45 = 6,267.76 : x
  2. Step 2: Convert to fraction form
    10,228.48/15,320.45 = 6,267.76/x
  3. Step 3: Cross multiply
    10,228.48x = 15,320.45 × 6,267.76
  4. Step 4: Simplify right side
    10,228.48x = 96,024,846.51
  5. Step 5: Solve for x
    x = 96,024,846.51/10,228.48
  6. Step 6: Final answer
    x = 9,387.99

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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.