Home / 10,953.51-16,427.70-4,377.93

Finding the Fourth Proportional to 10,953.51, 16,427.70 and 4,377.93

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Solution

The fourth proportional to 10,953.51, 16,427.70 and 4,377.93 is: 6,565.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953.51 : 16,427.70 = 4,377.93 : x
  2. Step 2: Convert to fraction form
    10,953.51/16,427.70 = 4,377.93/x
  3. Step 3: Cross multiply
    10,953.51x = 16,427.70 × 4,377.93
  4. Step 4: Simplify right side
    10,953.51x = 71,919,320.66
  5. Step 5: Solve for x
    x = 71,919,320.66/10,953.51
  6. Step 6: Final answer
    x = 6,565.87

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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.