Home / 3,393.10-4,681.12-2,064.49

Finding the Fourth Proportional to 3,393.10, 4,681.12 and 2,064.49

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Solution

The fourth proportional to 3,393.10, 4,681.12 and 2,064.49 is: 2,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.10 : 4,681.12 = 2,064.49 : x
  2. Step 2: Convert to fraction form
    3,393.10/4,681.12 = 2,064.49/x
  3. Step 3: Cross multiply
    3,393.10x = 4,681.12 × 2,064.49
  4. Step 4: Simplify right side
    3,393.10x = 9,664,142.78
  5. Step 5: Solve for x
    x = 9,664,142.78/3,393.10
  6. Step 6: Final answer
    x = 2,848.18

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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.