Home / 3,386.63-5,079.33-1,537.30

Finding the Fourth Proportional to 3,386.63, 5,079.33 and 1,537.30

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Solution

The fourth proportional to 3,386.63, 5,079.33 and 1,537.30 is: 2,305.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.63 : 5,079.33 = 1,537.30 : x
  2. Step 2: Convert to fraction form
    3,386.63/5,079.33 = 1,537.30/x
  3. Step 3: Cross multiply
    3,386.63x = 5,079.33 × 1,537.30
  4. Step 4: Simplify right side
    3,386.63x = 7,808,454.01
  5. Step 5: Solve for x
    x = 7,808,454.01/3,386.63
  6. Step 6: Final answer
    x = 2,305.67

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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.