Home / 5,384.65-7,430.74-3,026.74

Finding the Fourth Proportional to 5,384.65, 7,430.74 and 3,026.74

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Solution

The fourth proportional to 5,384.65, 7,430.74 and 3,026.74 is: 4,176.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.65 : 7,430.74 = 3,026.74 : x
  2. Step 2: Convert to fraction form
    5,384.65/7,430.74 = 3,026.74/x
  3. Step 3: Cross multiply
    5,384.65x = 7,430.74 × 3,026.74
  4. Step 4: Simplify right side
    5,384.65x = 22,490,917.99
  5. Step 5: Solve for x
    x = 22,490,917.99/5,384.65
  6. Step 6: Final answer
    x = 4,176.86

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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.