Home / 3,257.10-4,494.02-1,931.13

Finding the Fourth Proportional to 3,257.10, 4,494.02 and 1,931.13

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Solution

The fourth proportional to 3,257.10, 4,494.02 and 1,931.13 is: 2,664.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.10 : 4,494.02 = 1,931.13 : x
  2. Step 2: Convert to fraction form
    3,257.10/4,494.02 = 1,931.13/x
  3. Step 3: Cross multiply
    3,257.10x = 4,494.02 × 1,931.13
  4. Step 4: Simplify right side
    3,257.10x = 8,678,527.19
  5. Step 5: Solve for x
    x = 8,678,527.19/3,257.10
  6. Step 6: Final answer
    x = 2,664.50

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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.