Home / 7,626.47-10,521.02-4,480.43

Finding the Fourth Proportional to 7,626.47, 10,521.02 and 4,480.43

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Solution

The fourth proportional to 7,626.47, 10,521.02 and 4,480.43 is: 6,180.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.47 : 10,521.02 = 4,480.43 : x
  2. Step 2: Convert to fraction form
    7,626.47/10,521.02 = 4,480.43/x
  3. Step 3: Cross multiply
    7,626.47x = 10,521.02 × 4,480.43
  4. Step 4: Simplify right side
    7,626.47x = 47,138,652.23
  5. Step 5: Solve for x
    x = 47,138,652.23/7,626.47
  6. Step 6: Final answer
    x = 6,180.93

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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.