Home / 10,330.74-14,256.21-5,614.98

Finding the Fourth Proportional to 10,330.74, 14,256.21 and 5,614.98

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Solution

The fourth proportional to 10,330.74, 14,256.21 and 5,614.98 is: 7,748.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.74 : 14,256.21 = 5,614.98 : x
  2. Step 2: Convert to fraction form
    10,330.74/14,256.21 = 5,614.98/x
  3. Step 3: Cross multiply
    10,330.74x = 14,256.21 × 5,614.98
  4. Step 4: Simplify right side
    10,330.74x = 80,048,334.03
  5. Step 5: Solve for x
    x = 80,048,334.03/10,330.74
  6. Step 6: Final answer
    x = 7,748.56

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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.