Home / 11,587.34-15,989.89-6,551.24

Finding the Fourth Proportional to 11,587.34, 15,989.89 and 6,551.24

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Solution

The fourth proportional to 11,587.34, 15,989.89 and 6,551.24 is: 9,040.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,587.34 : 15,989.89 = 6,551.24 : x
  2. Step 2: Convert to fraction form
    11,587.34/15,989.89 = 6,551.24/x
  3. Step 3: Cross multiply
    11,587.34x = 15,989.89 × 6,551.24
  4. Step 4: Simplify right side
    11,587.34x = 104,753,590.59
  5. Step 5: Solve for x
    x = 104,753,590.59/11,587.34
  6. Step 6: Final answer
    x = 9,040.35

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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.