Home / 4,782-6,599.58-2,686.14

Finding the Fourth Proportional to 4,782, 6,599.58 and 2,686.14

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Solution

The fourth proportional to 4,782, 6,599.58 and 2,686.14 is: 3,707.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782 : 6,599.58 = 2,686.14 : x
  2. Step 2: Convert to fraction form
    4,782/6,599.58 = 2,686.14/x
  3. Step 3: Cross multiply
    4,782x = 6,599.58 × 2,686.14
  4. Step 4: Simplify right side
    4,782x = 17,727,395.82
  5. Step 5: Solve for x
    x = 17,727,395.82/4,782
  6. Step 6: Final answer
    x = 3,707.11

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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.