Home / 9,913.05-14,869.58-7,416.83

Finding the Fourth Proportional to 9,913.05, 14,869.58 and 7,416.83

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Solution

The fourth proportional to 9,913.05, 14,869.58 and 7,416.83 is: 11,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,913.05 : 14,869.58 = 7,416.83 : x
  2. Step 2: Convert to fraction form
    9,913.05/14,869.58 = 7,416.83/x
  3. Step 3: Cross multiply
    9,913.05x = 14,869.58 × 7,416.83
  4. Step 4: Simplify right side
    9,913.05x = 110,285,147.12
  5. Step 5: Solve for x
    x = 110,285,147.12/9,913.05
  6. Step 6: Final answer
    x = 11,125.25

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Similar ratio
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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.