Home / 10,330.61-14,256.23-5,614.89

Finding the Fourth Proportional to 10,330.61, 14,256.23 and 5,614.89

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Solution

The fourth proportional to 10,330.61, 14,256.23 and 5,614.89 is: 7,748.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.61 : 14,256.23 = 5,614.89 : x
  2. Step 2: Convert to fraction form
    10,330.61/14,256.23 = 5,614.89/x
  3. Step 3: Cross multiply
    10,330.61x = 14,256.23 × 5,614.89
  4. Step 4: Simplify right side
    10,330.61x = 80,047,135.19
  5. Step 5: Solve for x
    x = 80,047,135.19/10,330.61
  6. Step 6: Final answer
    x = 7,748.54

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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.