Home / 5,384.81-7,430.19-3,026.49

Finding the Fourth Proportional to 5,384.81, 7,430.19 and 3,026.49

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Solution

The fourth proportional to 5,384.81, 7,430.19 and 3,026.49 is: 4,176.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.81 : 7,430.19 = 3,026.49 : x
  2. Step 2: Convert to fraction form
    5,384.81/7,430.19 = 3,026.49/x
  3. Step 3: Cross multiply
    5,384.81x = 7,430.19 × 3,026.49
  4. Step 4: Simplify right side
    5,384.81x = 22,487,395.73
  5. Step 5: Solve for x
    x = 22,487,395.73/5,384.81
  6. Step 6: Final answer
    x = 4,176.08

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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.