Home / 6,256.90-9,373.20-4,288.60

Finding the Fourth Proportional to 6,256.90, 9,373.20 and 4,288.60

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Solution

The fourth proportional to 6,256.90, 9,373.20 and 4,288.60 is: 6,424.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,256.90 : 9,373.20 = 4,288.60 : x
  2. Step 2: Convert to fraction form
    6,256.90/9,373.20 = 4,288.60/x
  3. Step 3: Cross multiply
    6,256.90x = 9,373.20 × 4,288.60
  4. Step 4: Simplify right side
    6,256.90x = 40,197,905.52
  5. Step 5: Solve for x
    x = 40,197,905.52/6,256.90
  6. Step 6: Final answer
    x = 6,424.57

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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.