Home / 8,808.35-12,154.85-5,030.99

Finding the Fourth Proportional to 8,808.35, 12,154.85 and 5,030.99

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Solution

The fourth proportional to 8,808.35, 12,154.85 and 5,030.99 is: 6,942.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808.35 : 12,154.85 = 5,030.99 : x
  2. Step 2: Convert to fraction form
    8,808.35/12,154.85 = 5,030.99/x
  3. Step 3: Cross multiply
    8,808.35x = 12,154.85 × 5,030.99
  4. Step 4: Simplify right side
    8,808.35x = 61,150,903.65
  5. Step 5: Solve for x
    x = 61,150,903.65/8,808.35
  6. Step 6: Final answer
    x = 6,942.38

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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.