Home / 10,580.34-15,877.80-4,743.48

Finding the Fourth Proportional to 10,580.34, 15,877.80 and 4,743.48

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Solution

The fourth proportional to 10,580.34, 15,877.80 and 4,743.48 is: 7,118.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,580.34 : 15,877.80 = 4,743.48 : x
  2. Step 2: Convert to fraction form
    10,580.34/15,877.80 = 4,743.48/x
  3. Step 3: Cross multiply
    10,580.34x = 15,877.80 × 4,743.48
  4. Step 4: Simplify right side
    10,580.34x = 75,316,026.74
  5. Step 5: Solve for x
    x = 75,316,026.74/10,580.34
  6. Step 6: Final answer
    x = 7,118.49

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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.