Home / 10,330.18-14,256.03-5,731.08

Finding the Fourth Proportional to 10,330.18, 14,256.03 and 5,731.08

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Solution

The fourth proportional to 10,330.18, 14,256.03 and 5,731.08 is: 7,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.18 : 14,256.03 = 5,731.08 : x
  2. Step 2: Convert to fraction form
    10,330.18/14,256.03 = 5,731.08/x
  3. Step 3: Cross multiply
    10,330.18x = 14,256.03 × 5,731.08
  4. Step 4: Simplify right side
    10,330.18x = 81,702,408.18
  5. Step 5: Solve for x
    x = 81,702,408.18/10,330.18
  6. Step 6: Final answer
    x = 7,909.10

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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.