Home / 8,400.99-11,593.85-4,816.55

Finding the Fourth Proportional to 8,400.99, 11,593.85 and 4,816.55

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Solution

The fourth proportional to 8,400.99, 11,593.85 and 4,816.55 is: 6,647.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.99 : 11,593.85 = 4,816.55 : x
  2. Step 2: Convert to fraction form
    8,400.99/11,593.85 = 4,816.55/x
  3. Step 3: Cross multiply
    8,400.99x = 11,593.85 × 4,816.55
  4. Step 4: Simplify right side
    8,400.99x = 55,842,358.22
  5. Step 5: Solve for x
    x = 55,842,358.22/8,400.99
  6. Step 6: Final answer
    x = 6,647.12

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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.