Home / 10,383.57-14,330.16-5,908.68

Finding the Fourth Proportional to 10,383.57, 14,330.16 and 5,908.68

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Solution

The fourth proportional to 10,383.57, 14,330.16 and 5,908.68 is: 8,154.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383.57 : 14,330.16 = 5,908.68 : x
  2. Step 2: Convert to fraction form
    10,383.57/14,330.16 = 5,908.68/x
  3. Step 3: Cross multiply
    10,383.57x = 14,330.16 × 5,908.68
  4. Step 4: Simplify right side
    10,383.57x = 84,672,329.79
  5. Step 5: Solve for x
    x = 84,672,329.79/10,383.57
  6. Step 6: Final answer
    x = 8,154.45

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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.