Home / 5,495.05-8,247.02-3,124.58

Finding the Fourth Proportional to 5,495.05, 8,247.02 and 3,124.58

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Solution

The fourth proportional to 5,495.05, 8,247.02 and 3,124.58 is: 4,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.05 : 8,247.02 = 3,124.58 : x
  2. Step 2: Convert to fraction form
    5,495.05/8,247.02 = 3,124.58/x
  3. Step 3: Cross multiply
    5,495.05x = 8,247.02 × 3,124.58
  4. Step 4: Simplify right side
    5,495.05x = 25,768,478.75
  5. Step 5: Solve for x
    x = 25,768,478.75/5,495.05
  6. Step 6: Final answer
    x = 4,689.40

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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.