Home / 4,666.46-6,988.49-2,686.08

Finding the Fourth Proportional to 4,666.46, 6,988.49 and 2,686.08

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Solution

The fourth proportional to 4,666.46, 6,988.49 and 2,686.08 is: 4,022.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.46 : 6,988.49 = 2,686.08 : x
  2. Step 2: Convert to fraction form
    4,666.46/6,988.49 = 2,686.08/x
  3. Step 3: Cross multiply
    4,666.46x = 6,988.49 × 2,686.08
  4. Step 4: Simplify right side
    4,666.46x = 18,771,641.87
  5. Step 5: Solve for x
    x = 18,771,641.87/4,666.46
  6. Step 6: Final answer
    x = 4,022.67

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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.