Home / 10,403.05-15,595.80-4,853.47

Finding the Fourth Proportional to 10,403.05, 15,595.80 and 4,853.47

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Solution

The fourth proportional to 10,403.05, 15,595.80 and 4,853.47 is: 7,276.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.05 : 15,595.80 = 4,853.47 : x
  2. Step 2: Convert to fraction form
    10,403.05/15,595.80 = 4,853.47/x
  3. Step 3: Cross multiply
    10,403.05x = 15,595.80 × 4,853.47
  4. Step 4: Simplify right side
    10,403.05x = 75,693,747.43
  5. Step 5: Solve for x
    x = 75,693,747.43/10,403.05
  6. Step 6: Final answer
    x = 7,276.11

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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.