Home / 8,254.64-12,383.18-5,345.93

Finding the Fourth Proportional to 8,254.64, 12,383.18 and 5,345.93

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Solution

The fourth proportional to 8,254.64, 12,383.18 and 5,345.93 is: 8,019.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.64 : 12,383.18 = 5,345.93 : x
  2. Step 2: Convert to fraction form
    8,254.64/12,383.18 = 5,345.93/x
  3. Step 3: Cross multiply
    8,254.64x = 12,383.18 × 5,345.93
  4. Step 4: Simplify right side
    8,254.64x = 66,199,613.46
  5. Step 5: Solve for x
    x = 66,199,613.46/8,254.64
  6. Step 6: Final answer
    x = 8,019.69

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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.