Home / 5,911.36-8,866.63-1,528.65

Finding the Fourth Proportional to 5,911.36, 8,866.63 and 1,528.65

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Solution

The fourth proportional to 5,911.36, 8,866.63 and 1,528.65 is: 2,292.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.36 : 8,866.63 = 1,528.65 : x
  2. Step 2: Convert to fraction form
    5,911.36/8,866.63 = 1,528.65/x
  3. Step 3: Cross multiply
    5,911.36x = 8,866.63 × 1,528.65
  4. Step 4: Simplify right side
    5,911.36x = 13,553,973.95
  5. Step 5: Solve for x
    x = 13,553,973.95/5,911.36
  6. Step 6: Final answer
    x = 2,292.87

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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.