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Finding the Fourth Proportional to 5,869.19, 8,102.02 and 3,510.88

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Solution

The fourth proportional to 5,869.19, 8,102.02 and 3,510.88 is: 4,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869.19 : 8,102.02 = 3,510.88 : x
  2. Step 2: Convert to fraction form
    5,869.19/8,102.02 = 3,510.88/x
  3. Step 3: Cross multiply
    5,869.19x = 8,102.02 × 3,510.88
  4. Step 4: Simplify right side
    5,869.19x = 28,445,219.98
  5. Step 5: Solve for x
    x = 28,445,219.98/5,869.19
  6. Step 6: Final answer
    x = 4,846.53

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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.