Home / 9,540.04-14,281.58-8,538.92

Finding the Fourth Proportional to 9,540.04, 14,281.58 and 8,538.92

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Solution

The fourth proportional to 9,540.04, 14,281.58 and 8,538.92 is: 12,782.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.04 : 14,281.58 = 8,538.92 : x
  2. Step 2: Convert to fraction form
    9,540.04/14,281.58 = 8,538.92/x
  3. Step 3: Cross multiply
    9,540.04x = 14,281.58 × 8,538.92
  4. Step 4: Simplify right side
    9,540.04x = 121,949,269.09
  5. Step 5: Solve for x
    x = 121,949,269.09/9,540.04
  6. Step 6: Final answer
    x = 12,782.89

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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.