Home / 6,905.16-9,529.18-3,761.35

Finding the Fourth Proportional to 6,905.16, 9,529.18 and 3,761.35

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Solution

The fourth proportional to 6,905.16, 9,529.18 and 3,761.35 is: 5,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.16 : 9,529.18 = 3,761.35 : x
  2. Step 2: Convert to fraction form
    6,905.16/9,529.18 = 3,761.35/x
  3. Step 3: Cross multiply
    6,905.16x = 9,529.18 × 3,761.35
  4. Step 4: Simplify right side
    6,905.16x = 35,842,547.97
  5. Step 5: Solve for x
    x = 35,842,547.97/6,905.16
  6. Step 6: Final answer
    x = 5,190.69

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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.