Home / 11,111.14-15,332.74-6,075.33

Finding the Fourth Proportional to 11,111.14, 15,332.74 and 6,075.33

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Solution

The fourth proportional to 11,111.14, 15,332.74 and 6,075.33 is: 8,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,111.14 : 15,332.74 = 6,075.33 : x
  2. Step 2: Convert to fraction form
    11,111.14/15,332.74 = 6,075.33/x
  3. Step 3: Cross multiply
    11,111.14x = 15,332.74 × 6,075.33
  4. Step 4: Simplify right side
    11,111.14x = 93,151,455.30
  5. Step 5: Solve for x
    x = 93,151,455.30/11,111.14
  6. Step 6: Final answer
    x = 8,383.61

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Double scale
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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.