Home / 9,071.28-13,605.30-5,774.58

Finding the Fourth Proportional to 9,071.28, 13,605.30 and 5,774.58

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Solution

The fourth proportional to 9,071.28, 13,605.30 and 5,774.58 is: 8,660.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.28 : 13,605.30 = 5,774.58 : x
  2. Step 2: Convert to fraction form
    9,071.28/13,605.30 = 5,774.58/x
  3. Step 3: Cross multiply
    9,071.28x = 13,605.30 × 5,774.58
  4. Step 4: Simplify right side
    9,071.28x = 78,564,893.27
  5. Step 5: Solve for x
    x = 78,564,893.27/9,071.28
  6. Step 6: Final answer
    x = 8,660.84

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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.