Home / 2,440.10-3,657.45-1,269.65

Finding the Fourth Proportional to 2,440.10, 3,657.45 and 1,269.65

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Solution

The fourth proportional to 2,440.10, 3,657.45 and 1,269.65 is: 1,903.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.10 : 3,657.45 = 1,269.65 : x
  2. Step 2: Convert to fraction form
    2,440.10/3,657.45 = 1,269.65/x
  3. Step 3: Cross multiply
    2,440.10x = 3,657.45 × 1,269.65
  4. Step 4: Simplify right side
    2,440.10x = 4,643,681.39
  5. Step 5: Solve for x
    x = 4,643,681.39/2,440.10
  6. Step 6: Final answer
    x = 1,903.07

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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.