Home / 5,011.49-7,515.19-1,889.93

Finding the Fourth Proportional to 5,011.49, 7,515.19 and 1,889.93

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Solution

The fourth proportional to 5,011.49, 7,515.19 and 1,889.93 is: 2,834.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.49 : 7,515.19 = 1,889.93 : x
  2. Step 2: Convert to fraction form
    5,011.49/7,515.19 = 1,889.93/x
  3. Step 3: Cross multiply
    5,011.49x = 7,515.19 × 1,889.93
  4. Step 4: Simplify right side
    5,011.49x = 14,203,204.19
  5. Step 5: Solve for x
    x = 14,203,204.19/5,011.49
  6. Step 6: Final answer
    x = 2,834.13

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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.