Home / 9,475.35-14,174.13-7,900.71

Finding the Fourth Proportional to 9,475.35, 14,174.13 and 7,900.71

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Solution

The fourth proportional to 9,475.35, 14,174.13 and 7,900.71 is: 11,818.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,475.35 : 14,174.13 = 7,900.71 : x
  2. Step 2: Convert to fraction form
    9,475.35/14,174.13 = 7,900.71/x
  3. Step 3: Cross multiply
    9,475.35x = 14,174.13 × 7,900.71
  4. Step 4: Simplify right side
    9,475.35x = 111,985,690.63
  5. Step 5: Solve for x
    x = 111,985,690.63/9,475.35
  6. Step 6: Final answer
    x = 11,818.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.