Home / 2,925.18-4,388.58-2,602.80

Finding the Fourth Proportional to 2,925.18, 4,388.58 and 2,602.80

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Solution

The fourth proportional to 2,925.18, 4,388.58 and 2,602.80 is: 3,904.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.18 : 4,388.58 = 2,602.80 : x
  2. Step 2: Convert to fraction form
    2,925.18/4,388.58 = 2,602.80/x
  3. Step 3: Cross multiply
    2,925.18x = 4,388.58 × 2,602.80
  4. Step 4: Simplify right side
    2,925.18x = 11,422,596.02
  5. Step 5: Solve for x
    x = 11,422,596.02/2,925.18
  6. Step 6: Final answer
    x = 3,904.92

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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.