Home / 7,767.63-11,635.35-4,058.64

Finding the Fourth Proportional to 7,767.63, 11,635.35 and 4,058.64

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Solution

The fourth proportional to 7,767.63, 11,635.35 and 4,058.64 is: 6,079.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767.63 : 11,635.35 = 4,058.64 : x
  2. Step 2: Convert to fraction form
    7,767.63/11,635.35 = 4,058.64/x
  3. Step 3: Cross multiply
    7,767.63x = 11,635.35 × 4,058.64
  4. Step 4: Simplify right side
    7,767.63x = 47,223,681.70
  5. Step 5: Solve for x
    x = 47,223,681.70/7,767.63
  6. Step 6: Final answer
    x = 6,079.55

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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.