Home / 4,746.29-7,123.10-2,666.84

Finding the Fourth Proportional to 4,746.29, 7,123.10 and 2,666.84

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Solution

The fourth proportional to 4,746.29, 7,123.10 and 2,666.84 is: 4,002.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.29 : 7,123.10 = 2,666.84 : x
  2. Step 2: Convert to fraction form
    4,746.29/7,123.10 = 2,666.84/x
  3. Step 3: Cross multiply
    4,746.29x = 7,123.10 × 2,666.84
  4. Step 4: Simplify right side
    4,746.29x = 18,996,119.05
  5. Step 5: Solve for x
    x = 18,996,119.05/4,746.29
  6. Step 6: Final answer
    x = 4,002.31

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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.