Home / 3,715.79-5,570.01-1,769.36

Finding the Fourth Proportional to 3,715.79, 5,570.01 and 1,769.36

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Solution

The fourth proportional to 3,715.79, 5,570.01 and 1,769.36 is: 2,652.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.79 : 5,570.01 = 1,769.36 : x
  2. Step 2: Convert to fraction form
    3,715.79/5,570.01 = 1,769.36/x
  3. Step 3: Cross multiply
    3,715.79x = 5,570.01 × 1,769.36
  4. Step 4: Simplify right side
    3,715.79x = 9,855,325.04
  5. Step 5: Solve for x
    x = 9,855,325.04/3,715.79
  6. Step 6: Final answer
    x = 2,652.29

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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.