Home / 7,208.60-9,948.84-4,556.68

Finding the Fourth Proportional to 7,208.60, 9,948.84 and 4,556.68

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Solution

The fourth proportional to 7,208.60, 9,948.84 and 4,556.68 is: 6,288.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208.60 : 9,948.84 = 4,556.68 : x
  2. Step 2: Convert to fraction form
    7,208.60/9,948.84 = 4,556.68/x
  3. Step 3: Cross multiply
    7,208.60x = 9,948.84 × 4,556.68
  4. Step 4: Simplify right side
    7,208.60x = 45,333,680.25
  5. Step 5: Solve for x
    x = 45,333,680.25/7,208.60
  6. Step 6: Final answer
    x = 6,288.83

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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.