Home / 4,767.30-6,578.70-2,642.88

Finding the Fourth Proportional to 4,767.30, 6,578.70 and 2,642.88

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Solution

The fourth proportional to 4,767.30, 6,578.70 and 2,642.88 is: 3,647.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.30 : 6,578.70 = 2,642.88 : x
  2. Step 2: Convert to fraction form
    4,767.30/6,578.70 = 2,642.88/x
  3. Step 3: Cross multiply
    4,767.30x = 6,578.70 × 2,642.88
  4. Step 4: Simplify right side
    4,767.30x = 17,386,714.66
  5. Step 5: Solve for x
    x = 17,386,714.66/4,767.30
  6. Step 6: Final answer
    x = 3,647.08

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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.