Home / 8,360.68-12,541.02-2,813

Finding the Fourth Proportional to 8,360.68, 12,541.02 and 2,813

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Solution

The fourth proportional to 8,360.68, 12,541.02 and 2,813 is: 4,219.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.68 : 12,541.02 = 2,813 : x
  2. Step 2: Convert to fraction form
    8,360.68/12,541.02 = 2,813/x
  3. Step 3: Cross multiply
    8,360.68x = 12,541.02 × 2,813
  4. Step 4: Simplify right side
    8,360.68x = 35,277,889.26
  5. Step 5: Solve for x
    x = 35,277,889.26/8,360.68
  6. Step 6: Final answer
    x = 4,219.50

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Similar ratio
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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.