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Finding the Fourth Proportional to 7,955.52, 11,935.98 and 4,058.88

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Solution

The fourth proportional to 7,955.52, 11,935.98 and 4,058.88 is: 6,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,955.52 : 11,935.98 = 4,058.88 : x
  2. Step 2: Convert to fraction form
    7,955.52/11,935.98 = 4,058.88/x
  3. Step 3: Cross multiply
    7,955.52x = 11,935.98 × 4,058.88
  4. Step 4: Simplify right side
    7,955.52x = 48,446,710.50
  5. Step 5: Solve for x
    x = 48,446,710.50/7,955.52
  6. Step 6: Final answer
    x = 6,089.70

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1.5x scale

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.