Home / 10,463.36-14,440.01-6,920.42

Finding the Fourth Proportional to 10,463.36, 14,440.01 and 6,920.42

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Solution

The fourth proportional to 10,463.36, 14,440.01 and 6,920.42 is: 9,550.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,463.36 : 14,440.01 = 6,920.42 : x
  2. Step 2: Convert to fraction form
    10,463.36/14,440.01 = 6,920.42/x
  3. Step 3: Cross multiply
    10,463.36x = 14,440.01 × 6,920.42
  4. Step 4: Simplify right side
    10,463.36x = 99,930,827.20
  5. Step 5: Solve for x
    x = 99,930,827.20/10,463.36
  6. Step 6: Final answer
    x = 9,550.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.