Home / 6,655.40-9,184.68-3,671.36

Finding the Fourth Proportional to 6,655.40, 9,184.68 and 3,671.36

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Solution

The fourth proportional to 6,655.40, 9,184.68 and 3,671.36 is: 5,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655.40 : 9,184.68 = 3,671.36 : x
  2. Step 2: Convert to fraction form
    6,655.40/9,184.68 = 3,671.36/x
  3. Step 3: Cross multiply
    6,655.40x = 9,184.68 × 3,671.36
  4. Step 4: Simplify right side
    6,655.40x = 33,720,266.76
  5. Step 5: Solve for x
    x = 33,720,266.76/6,655.40
  6. Step 6: Final answer
    x = 5,066.60

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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.