Home / 7,346.90-10,132.80-5,930.18

Finding the Fourth Proportional to 7,346.90, 10,132.80 and 5,930.18

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Solution

The fourth proportional to 7,346.90, 10,132.80 and 5,930.18 is: 8,178.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.90 : 10,132.80 = 5,930.18 : x
  2. Step 2: Convert to fraction form
    7,346.90/10,132.80 = 5,930.18/x
  3. Step 3: Cross multiply
    7,346.90x = 10,132.80 × 5,930.18
  4. Step 4: Simplify right side
    7,346.90x = 60,089,327.90
  5. Step 5: Solve for x
    x = 60,089,327.90/7,346.90
  6. Step 6: Final answer
    x = 8,178.87

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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.