Home / 5,328.84-7,351.47-5,081.79

Finding the Fourth Proportional to 5,328.84, 7,351.47 and 5,081.79

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Solution

The fourth proportional to 5,328.84, 7,351.47 and 5,081.79 is: 7,010.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.84 : 7,351.47 = 5,081.79 : x
  2. Step 2: Convert to fraction form
    5,328.84/7,351.47 = 5,081.79/x
  3. Step 3: Cross multiply
    5,328.84x = 7,351.47 × 5,081.79
  4. Step 4: Simplify right side
    5,328.84x = 37,358,632.41
  5. Step 5: Solve for x
    x = 37,358,632.41/5,328.84
  6. Step 6: Final answer
    x = 7,010.65

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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.