Home / 7,649.51-11,472.44-2,103.17

Finding the Fourth Proportional to 7,649.51, 11,472.44 and 2,103.17

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Solution

The fourth proportional to 7,649.51, 11,472.44 and 2,103.17 is: 3,154.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649.51 : 11,472.44 = 2,103.17 : x
  2. Step 2: Convert to fraction form
    7,649.51/11,472.44 = 2,103.17/x
  3. Step 3: Cross multiply
    7,649.51x = 11,472.44 × 2,103.17
  4. Step 4: Simplify right side
    7,649.51x = 24,128,423.76
  5. Step 5: Solve for x
    x = 24,128,423.76/7,649.51
  6. Step 6: Final answer
    x = 3,154.25

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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.