Home / 11,585.70-15,987.24-6,550.29

Finding the Fourth Proportional to 11,585.70, 15,987.24 and 6,550.29

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Solution

The fourth proportional to 11,585.70, 15,987.24 and 6,550.29 is: 9,038.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585.70 : 15,987.24 = 6,550.29 : x
  2. Step 2: Convert to fraction form
    11,585.70/15,987.24 = 6,550.29/x
  3. Step 3: Cross multiply
    11,585.70x = 15,987.24 × 6,550.29
  4. Step 4: Simplify right side
    11,585.70x = 104,721,058.30
  5. Step 5: Solve for x
    x = 104,721,058.30/11,585.70
  6. Step 6: Final answer
    x = 9,038.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.