Home / 9,557.11-13,188.81-5,308.84

Finding the Fourth Proportional to 9,557.11, 13,188.81 and 5,308.84

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Solution

The fourth proportional to 9,557.11, 13,188.81 and 5,308.84 is: 7,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,557.11 : 13,188.81 = 5,308.84 : x
  2. Step 2: Convert to fraction form
    9,557.11/13,188.81 = 5,308.84/x
  3. Step 3: Cross multiply
    9,557.11x = 13,188.81 × 5,308.84
  4. Step 4: Simplify right side
    9,557.11x = 70,017,282.08
  5. Step 5: Solve for x
    x = 70,017,282.08/9,557.11
  6. Step 6: Final answer
    x = 7,326.20

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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.