Home / 6,768.15-9,335.32-6,210.46

Finding the Fourth Proportional to 6,768.15, 9,335.32 and 6,210.46

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Solution

The fourth proportional to 6,768.15, 9,335.32 and 6,210.46 is: 8,566.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768.15 : 9,335.32 = 6,210.46 : x
  2. Step 2: Convert to fraction form
    6,768.15/9,335.32 = 6,210.46/x
  3. Step 3: Cross multiply
    6,768.15x = 9,335.32 × 6,210.46
  4. Step 4: Simplify right side
    6,768.15x = 57,976,631.45
  5. Step 5: Solve for x
    x = 57,976,631.45/6,768.15
  6. Step 6: Final answer
    x = 8,566.10

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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.