Home / 2,400.48-3,312.60-1,352.76

Finding the Fourth Proportional to 2,400.48, 3,312.60 and 1,352.76

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Solution

The fourth proportional to 2,400.48, 3,312.60 and 1,352.76 is: 1,866.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.48 : 3,312.60 = 1,352.76 : x
  2. Step 2: Convert to fraction form
    2,400.48/3,312.60 = 1,352.76/x
  3. Step 3: Cross multiply
    2,400.48x = 3,312.60 × 1,352.76
  4. Step 4: Simplify right side
    2,400.48x = 4,481,152.78
  5. Step 5: Solve for x
    x = 4,481,152.78/2,400.48
  6. Step 6: Final answer
    x = 1,866.77

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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.