Home / 8,445.10-12,670.38-4,061.98

Finding the Fourth Proportional to 8,445.10, 12,670.38 and 4,061.98

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Solution

The fourth proportional to 8,445.10, 12,670.38 and 4,061.98 is: 6,094.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.10 : 12,670.38 = 4,061.98 : x
  2. Step 2: Convert to fraction form
    8,445.10/12,670.38 = 4,061.98/x
  3. Step 3: Cross multiply
    8,445.10x = 12,670.38 × 4,061.98
  4. Step 4: Simplify right side
    8,445.10x = 51,466,809.84
  5. Step 5: Solve for x
    x = 51,466,809.84/8,445.10
  6. Step 6: Final answer
    x = 6,094.28

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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.