Home / 11,110.99-15,332.55-6,074.28

Finding the Fourth Proportional to 11,110.99, 15,332.55 and 6,074.28

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Solution

The fourth proportional to 11,110.99, 15,332.55 and 6,074.28 is: 8,382.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.99 : 15,332.55 = 6,074.28 : x
  2. Step 2: Convert to fraction form
    11,110.99/15,332.55 = 6,074.28/x
  3. Step 3: Cross multiply
    11,110.99x = 15,332.55 × 6,074.28
  4. Step 4: Simplify right side
    11,110.99x = 93,134,201.81
  5. Step 5: Solve for x
    x = 93,134,201.81/11,110.99
  6. Step 6: Final answer
    x = 8,382.17

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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.