Home / 6,275.41-8,660.07-3,480.91

Finding the Fourth Proportional to 6,275.41, 8,660.07 and 3,480.91

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Solution

The fourth proportional to 6,275.41, 8,660.07 and 3,480.91 is: 4,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.41 : 8,660.07 = 3,480.91 : x
  2. Step 2: Convert to fraction form
    6,275.41/8,660.07 = 3,480.91/x
  3. Step 3: Cross multiply
    6,275.41x = 8,660.07 × 3,480.91
  4. Step 4: Simplify right side
    6,275.41x = 30,144,924.26
  5. Step 5: Solve for x
    x = 30,144,924.26/6,275.41
  6. Step 6: Final answer
    x = 4,803.66

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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.