Home / 6,085.76-8,397.12-3,848.32

Finding the Fourth Proportional to 6,085.76, 8,397.12 and 3,848.32

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Solution

The fourth proportional to 6,085.76, 8,397.12 and 3,848.32 is: 5,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,085.76 : 8,397.12 = 3,848.32 : x
  2. Step 2: Convert to fraction form
    6,085.76/8,397.12 = 3,848.32/x
  3. Step 3: Cross multiply
    6,085.76x = 8,397.12 × 3,848.32
  4. Step 4: Simplify right side
    6,085.76x = 32,314,804.84
  5. Step 5: Solve for x
    x = 32,314,804.84/6,085.76
  6. Step 6: Final answer
    x = 5,309.90

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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.