Home / 7,025.60-9,699.85-4,508.80

Finding the Fourth Proportional to 7,025.60, 9,699.85 and 4,508.80

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Solution

The fourth proportional to 7,025.60, 9,699.85 and 4,508.80 is: 6,225.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.60 : 9,699.85 = 4,508.80 : x
  2. Step 2: Convert to fraction form
    7,025.60/9,699.85 = 4,508.80/x
  3. Step 3: Cross multiply
    7,025.60x = 9,699.85 × 4,508.80
  4. Step 4: Simplify right side
    7,025.60x = 43,734,665.07
  5. Step 5: Solve for x
    x = 43,734,665.07/7,025.60
  6. Step 6: Final answer
    x = 6,225.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.