Home / 8,042.12-12,054.64-4,343.32

Finding the Fourth Proportional to 8,042.12, 12,054.64 and 4,343.32

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Solution

The fourth proportional to 8,042.12, 12,054.64 and 4,343.32 is: 6,510.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.12 : 12,054.64 = 4,343.32 : x
  2. Step 2: Convert to fraction form
    8,042.12/12,054.64 = 4,343.32/x
  3. Step 3: Cross multiply
    8,042.12x = 12,054.64 × 4,343.32
  4. Step 4: Simplify right side
    8,042.12x = 52,357,159.00
  5. Step 5: Solve for x
    x = 52,357,159.00/8,042.12
  6. Step 6: Final answer
    x = 6,510.37

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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.