Home / 6,539.09-9,023.67-3,886.47

Finding the Fourth Proportional to 6,539.09, 9,023.67 and 3,886.47

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Solution

The fourth proportional to 6,539.09, 9,023.67 and 3,886.47 is: 5,363.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.09 : 9,023.67 = 3,886.47 : x
  2. Step 2: Convert to fraction form
    6,539.09/9,023.67 = 3,886.47/x
  3. Step 3: Cross multiply
    6,539.09x = 9,023.67 × 3,886.47
  4. Step 4: Simplify right side
    6,539.09x = 35,070,222.74
  5. Step 5: Solve for x
    x = 35,070,222.74/6,539.09
  6. Step 6: Final answer
    x = 5,363.17

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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.