Home / 4,656.39-6,983.56-2,985.50

Finding the Fourth Proportional to 4,656.39, 6,983.56 and 2,985.50

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Solution

The fourth proportional to 4,656.39, 6,983.56 and 2,985.50 is: 4,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656.39 : 6,983.56 = 2,985.50 : x
  2. Step 2: Convert to fraction form
    4,656.39/6,983.56 = 2,985.50/x
  3. Step 3: Cross multiply
    4,656.39x = 6,983.56 × 2,985.50
  4. Step 4: Simplify right side
    4,656.39x = 20,849,439.57
  5. Step 5: Solve for x
    x = 20,849,439.57/4,656.39
  6. Step 6: Final answer
    x = 4,477.60

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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.