Home / 2,913.30-4,367.50-2,418.32

Finding the Fourth Proportional to 2,913.30, 4,367.50 and 2,418.32

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Solution

The fourth proportional to 2,913.30, 4,367.50 and 2,418.32 is: 3,625.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.30 : 4,367.50 = 2,418.32 : x
  2. Step 2: Convert to fraction form
    2,913.30/4,367.50 = 2,418.32/x
  3. Step 3: Cross multiply
    2,913.30x = 4,367.50 × 2,418.32
  4. Step 4: Simplify right side
    2,913.30x = 10,562,017.47
  5. Step 5: Solve for x
    x = 10,562,017.47/2,913.30
  6. Step 6: Final answer
    x = 3,625.45

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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.