Home / 7,679.36-10,598.15-4,276.82

Finding the Fourth Proportional to 7,679.36, 10,598.15 and 4,276.82

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Solution

The fourth proportional to 7,679.36, 10,598.15 and 4,276.82 is: 5,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679.36 : 10,598.15 = 4,276.82 : x
  2. Step 2: Convert to fraction form
    7,679.36/10,598.15 = 4,276.82/x
  3. Step 3: Cross multiply
    7,679.36x = 10,598.15 × 4,276.82
  4. Step 4: Simplify right side
    7,679.36x = 45,326,337.58
  5. Step 5: Solve for x
    x = 45,326,337.58/7,679.36
  6. Step 6: Final answer
    x = 5,902.36

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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.