Home / 2,920.60-4,376.22-1,533.88

Finding the Fourth Proportional to 2,920.60, 4,376.22 and 1,533.88

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Solution

The fourth proportional to 2,920.60, 4,376.22 and 1,533.88 is: 2,298.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.60 : 4,376.22 = 1,533.88 : x
  2. Step 2: Convert to fraction form
    2,920.60/4,376.22 = 1,533.88/x
  3. Step 3: Cross multiply
    2,920.60x = 4,376.22 × 1,533.88
  4. Step 4: Simplify right side
    2,920.60x = 6,712,596.33
  5. Step 5: Solve for x
    x = 6,712,596.33/2,920.60
  6. Step 6: Final answer
    x = 2,298.36

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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.