Home / 5,038.72-7,557.48-1,341.22

Finding the Fourth Proportional to 5,038.72, 7,557.48 and 1,341.22

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Solution

The fourth proportional to 5,038.72, 7,557.48 and 1,341.22 is: 2,011.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.72 : 7,557.48 = 1,341.22 : x
  2. Step 2: Convert to fraction form
    5,038.72/7,557.48 = 1,341.22/x
  3. Step 3: Cross multiply
    5,038.72x = 7,557.48 × 1,341.22
  4. Step 4: Simplify right side
    5,038.72x = 10,136,243.33
  5. Step 5: Solve for x
    x = 10,136,243.33/5,038.72
  6. Step 6: Final answer
    x = 2,011.67

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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.