Home / 4,540.50-6,810.90-1,253.58

Finding the Fourth Proportional to 4,540.50, 6,810.90 and 1,253.58

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Solution

The fourth proportional to 4,540.50, 6,810.90 and 1,253.58 is: 1,880.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.50 : 6,810.90 = 1,253.58 : x
  2. Step 2: Convert to fraction form
    4,540.50/6,810.90 = 1,253.58/x
  3. Step 3: Cross multiply
    4,540.50x = 6,810.90 × 1,253.58
  4. Step 4: Simplify right side
    4,540.50x = 8,538,008.02
  5. Step 5: Solve for x
    x = 8,538,008.02/4,540.50
  6. Step 6: Final answer
    x = 1,880.41

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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.