Home / 6,626.20-9,145.02-4,275.18

Finding the Fourth Proportional to 6,626.20, 9,145.02 and 4,275.18

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Solution

The fourth proportional to 6,626.20, 9,145.02 and 4,275.18 is: 5,900.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.20 : 9,145.02 = 4,275.18 : x
  2. Step 2: Convert to fraction form
    6,626.20/9,145.02 = 4,275.18/x
  3. Step 3: Cross multiply
    6,626.20x = 9,145.02 × 4,275.18
  4. Step 4: Simplify right side
    6,626.20x = 39,096,606.60
  5. Step 5: Solve for x
    x = 39,096,606.60/6,626.20
  6. Step 6: Final answer
    x = 5,900.31

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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.