Home / 10,880.64-15,015.69-6,035.49

Finding the Fourth Proportional to 10,880.64, 15,015.69 and 6,035.49

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Solution

The fourth proportional to 10,880.64, 15,015.69 and 6,035.49 is: 8,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880.64 : 15,015.69 = 6,035.49 : x
  2. Step 2: Convert to fraction form
    10,880.64/15,015.69 = 6,035.49/x
  3. Step 3: Cross multiply
    10,880.64x = 15,015.69 × 6,035.49
  4. Step 4: Simplify right side
    10,880.64x = 90,627,046.84
  5. Step 5: Solve for x
    x = 90,627,046.84/10,880.64
  6. Step 6: Final answer
    x = 8,329.20

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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.