Home / 5,695.58-7,856.80-4,634.48

Finding the Fourth Proportional to 5,695.58, 7,856.80 and 4,634.48

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Solution

The fourth proportional to 5,695.58, 7,856.80 and 4,634.48 is: 6,393.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,695.58 : 7,856.80 = 4,634.48 : x
  2. Step 2: Convert to fraction form
    5,695.58/7,856.80 = 4,634.48/x
  3. Step 3: Cross multiply
    5,695.58x = 7,856.80 × 4,634.48
  4. Step 4: Simplify right side
    5,695.58x = 36,412,190.52
  5. Step 5: Solve for x
    x = 36,412,190.52/5,695.58
  6. Step 6: Final answer
    x = 6,393.06

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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.