Home / 6,988.74-9,644.58-4,336.08

Finding the Fourth Proportional to 6,988.74, 9,644.58 and 4,336.08

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Solution

The fourth proportional to 6,988.74, 9,644.58 and 4,336.08 is: 5,983.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.74 : 9,644.58 = 4,336.08 : x
  2. Step 2: Convert to fraction form
    6,988.74/9,644.58 = 4,336.08/x
  3. Step 3: Cross multiply
    6,988.74x = 9,644.58 × 4,336.08
  4. Step 4: Simplify right side
    6,988.74x = 41,819,670.45
  5. Step 5: Solve for x
    x = 41,819,670.45/6,988.74
  6. Step 6: Final answer
    x = 5,983.86

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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.