Home / 10,080.99-13,913.60-5,831.55

Finding the Fourth Proportional to 10,080.99, 13,913.60 and 5,831.55

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Solution

The fourth proportional to 10,080.99, 13,913.60 and 5,831.55 is: 8,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080.99 : 13,913.60 = 5,831.55 : x
  2. Step 2: Convert to fraction form
    10,080.99/13,913.60 = 5,831.55/x
  3. Step 3: Cross multiply
    10,080.99x = 13,913.60 × 5,831.55
  4. Step 4: Simplify right side
    10,080.99x = 81,137,824.92
  5. Step 5: Solve for x
    x = 81,137,824.92/10,080.99
  6. Step 6: Final answer
    x = 8,048.60

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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.