Home / 7,973.51-11,960.16-3,587.86

Finding the Fourth Proportional to 7,973.51, 11,960.16 and 3,587.86

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Solution

The fourth proportional to 7,973.51, 11,960.16 and 3,587.86 is: 5,381.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.51 : 11,960.16 = 3,587.86 : x
  2. Step 2: Convert to fraction form
    7,973.51/11,960.16 = 3,587.86/x
  3. Step 3: Cross multiply
    7,973.51x = 11,960.16 × 3,587.86
  4. Step 4: Simplify right side
    7,973.51x = 42,911,381.15
  5. Step 5: Solve for x
    x = 42,911,381.15/7,973.51
  6. Step 6: Final answer
    x = 5,381.75

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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.