Home / 5,384.29-7,430.29-3,026.44

Finding the Fourth Proportional to 5,384.29, 7,430.29 and 3,026.44

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Solution

The fourth proportional to 5,384.29, 7,430.29 and 3,026.44 is: 4,176.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.29 : 7,430.29 = 3,026.44 : x
  2. Step 2: Convert to fraction form
    5,384.29/7,430.29 = 3,026.44/x
  3. Step 3: Cross multiply
    5,384.29x = 7,430.29 × 3,026.44
  4. Step 4: Simplify right side
    5,384.29x = 22,487,326.87
  5. Step 5: Solve for x
    x = 22,487,326.87/5,384.29
  6. Step 6: Final answer
    x = 4,176.47

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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.