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Finding the Fourth Proportional to 6,572.81, 9,071.33 and 4,339.34

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Solution

The fourth proportional to 6,572.81, 9,071.33 and 4,339.34 is: 5,988.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.81 : 9,071.33 = 4,339.34 : x
  2. Step 2: Convert to fraction form
    6,572.81/9,071.33 = 4,339.34/x
  3. Step 3: Cross multiply
    6,572.81x = 9,071.33 × 4,339.34
  4. Step 4: Simplify right side
    6,572.81x = 39,363,552.09
  5. Step 5: Solve for x
    x = 39,363,552.09/6,572.81
  6. Step 6: Final answer
    x = 5,988.84

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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.