Home / 4,642.58-6,964.57-1,681.72

Finding the Fourth Proportional to 4,642.58, 6,964.57 and 1,681.72

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Solution

The fourth proportional to 4,642.58, 6,964.57 and 1,681.72 is: 2,522.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.58 : 6,964.57 = 1,681.72 : x
  2. Step 2: Convert to fraction form
    4,642.58/6,964.57 = 1,681.72/x
  3. Step 3: Cross multiply
    4,642.58x = 6,964.57 × 1,681.72
  4. Step 4: Simplify right side
    4,642.58x = 11,712,456.66
  5. Step 5: Solve for x
    x = 11,712,456.66/4,642.58
  6. Step 6: Final answer
    x = 2,522.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.