Home / 2,377.24-3,280.60-1,329.32

Finding the Fourth Proportional to 2,377.24, 3,280.60 and 1,329.32

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Solution

The fourth proportional to 2,377.24, 3,280.60 and 1,329.32 is: 1,834.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.24 : 3,280.60 = 1,329.32 : x
  2. Step 2: Convert to fraction form
    2,377.24/3,280.60 = 1,329.32/x
  3. Step 3: Cross multiply
    2,377.24x = 3,280.60 × 1,329.32
  4. Step 4: Simplify right side
    2,377.24x = 4,360,967.19
  5. Step 5: Solve for x
    x = 4,360,967.19/2,377.24
  6. Step 6: Final answer
    x = 1,834.47

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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.