Home / 4,886.13-6,740.38-3,207.31

Finding the Fourth Proportional to 4,886.13, 6,740.38 and 3,207.31

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Solution

The fourth proportional to 4,886.13, 6,740.38 and 3,207.31 is: 4,424.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.13 : 6,740.38 = 3,207.31 : x
  2. Step 2: Convert to fraction form
    4,886.13/6,740.38 = 3,207.31/x
  3. Step 3: Cross multiply
    4,886.13x = 6,740.38 × 3,207.31
  4. Step 4: Simplify right side
    4,886.13x = 21,618,475.34
  5. Step 5: Solve for x
    x = 21,618,475.34/4,886.13
  6. Step 6: Final answer
    x = 4,424.45

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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.