Home / 6,749.60-10,124.40-3,625.31

Finding the Fourth Proportional to 6,749.60, 10,124.40 and 3,625.31

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Solution

The fourth proportional to 6,749.60, 10,124.40 and 3,625.31 is: 5,437.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.60 : 10,124.40 = 3,625.31 : x
  2. Step 2: Convert to fraction form
    6,749.60/10,124.40 = 3,625.31/x
  3. Step 3: Cross multiply
    6,749.60x = 10,124.40 × 3,625.31
  4. Step 4: Simplify right side
    6,749.60x = 36,704,024.35
  5. Step 5: Solve for x
    x = 36,704,024.35/6,749.60
  6. Step 6: Final answer
    x = 5,437.96

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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.