Home / 9,298.47-13,949.43-5,556.78

Finding the Fourth Proportional to 9,298.47, 13,949.43 and 5,556.78

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Solution

The fourth proportional to 9,298.47, 13,949.43 and 5,556.78 is: 8,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,298.47 : 13,949.43 = 5,556.78 : x
  2. Step 2: Convert to fraction form
    9,298.47/13,949.43 = 5,556.78/x
  3. Step 3: Cross multiply
    9,298.47x = 13,949.43 × 5,556.78
  4. Step 4: Simplify right side
    9,298.47x = 77,513,913.64
  5. Step 5: Solve for x
    x = 77,513,913.64/9,298.47
  6. Step 6: Final answer
    x = 8,336.20

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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.