Home / 4,527.29-6,789.89-1,240.65

Finding the Fourth Proportional to 4,527.29, 6,789.89 and 1,240.65

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Solution

The fourth proportional to 4,527.29, 6,789.89 and 1,240.65 is: 1,860.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.29 : 6,789.89 = 1,240.65 : x
  2. Step 2: Convert to fraction form
    4,527.29/6,789.89 = 1,240.65/x
  3. Step 3: Cross multiply
    4,527.29x = 6,789.89 × 1,240.65
  4. Step 4: Simplify right side
    4,527.29x = 8,423,880.13
  5. Step 5: Solve for x
    x = 8,423,880.13/4,527.29
  6. Step 6: Final answer
    x = 1,860.69

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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.