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Finding the Fourth Proportional to 8,541.02, 12,793.50 and 4,368.30

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Solution

The fourth proportional to 8,541.02, 12,793.50 and 4,368.30 is: 6,543.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541.02 : 12,793.50 = 4,368.30 : x
  2. Step 2: Convert to fraction form
    8,541.02/12,793.50 = 4,368.30/x
  3. Step 3: Cross multiply
    8,541.02x = 12,793.50 × 4,368.30
  4. Step 4: Simplify right side
    8,541.02x = 55,885,846.05
  5. Step 5: Solve for x
    x = 55,885,846.05/8,541.02
  6. Step 6: Final answer
    x = 6,543.23

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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.