Home / 4,888.20-6,744.78-2,900.52

Finding the Fourth Proportional to 4,888.20, 6,744.78 and 2,900.52

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Solution

The fourth proportional to 4,888.20, 6,744.78 and 2,900.52 is: 4,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.20 : 6,744.78 = 2,900.52 : x
  2. Step 2: Convert to fraction form
    4,888.20/6,744.78 = 2,900.52/x
  3. Step 3: Cross multiply
    4,888.20x = 6,744.78 × 2,900.52
  4. Step 4: Simplify right side
    4,888.20x = 19,563,369.29
  5. Step 5: Solve for x
    x = 19,563,369.29/4,888.20
  6. Step 6: Final answer
    x = 4,002.16

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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.