Home / 6,773.63-9,342.36-5,176.31

Finding the Fourth Proportional to 6,773.63, 9,342.36 and 5,176.31

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Solution

The fourth proportional to 6,773.63, 9,342.36 and 5,176.31 is: 7,139.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,773.63 : 9,342.36 = 5,176.31 : x
  2. Step 2: Convert to fraction form
    6,773.63/9,342.36 = 5,176.31/x
  3. Step 3: Cross multiply
    6,773.63x = 9,342.36 × 5,176.31
  4. Step 4: Simplify right side
    6,773.63x = 48,358,904.78
  5. Step 5: Solve for x
    x = 48,358,904.78/6,773.63
  6. Step 6: Final answer
    x = 7,139.29

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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.