Home / 2,527.07-3,788.96-1,210.79

Finding the Fourth Proportional to 2,527.07, 3,788.96 and 1,210.79

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Solution

The fourth proportional to 2,527.07, 3,788.96 and 1,210.79 is: 1,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.07 : 3,788.96 = 1,210.79 : x
  2. Step 2: Convert to fraction form
    2,527.07/3,788.96 = 1,210.79/x
  3. Step 3: Cross multiply
    2,527.07x = 3,788.96 × 1,210.79
  4. Step 4: Simplify right side
    2,527.07x = 4,587,647.55
  5. Step 5: Solve for x
    x = 4,587,647.55/2,527.07
  6. Step 6: Final answer
    x = 1,815.40

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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.