Home / 4,398.89-6,597.72-1,111.77

Finding the Fourth Proportional to 4,398.89, 6,597.72 and 1,111.77

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Solution

The fourth proportional to 4,398.89, 6,597.72 and 1,111.77 is: 1,667.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,398.89 : 6,597.72 = 1,111.77 : x
  2. Step 2: Convert to fraction form
    4,398.89/6,597.72 = 1,111.77/x
  3. Step 3: Cross multiply
    4,398.89x = 6,597.72 × 1,111.77
  4. Step 4: Simplify right side
    4,398.89x = 7,335,171.91
  5. Step 5: Solve for x
    x = 7,335,171.91/4,398.89
  6. Step 6: Final answer
    x = 1,667.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.