Home / 4,643.59-6,964.70-1,355.80

Finding the Fourth Proportional to 4,643.59, 6,964.70 and 1,355.80

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Solution

The fourth proportional to 4,643.59, 6,964.70 and 1,355.80 is: 2,033.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.59 : 6,964.70 = 1,355.80 : x
  2. Step 2: Convert to fraction form
    4,643.59/6,964.70 = 1,355.80/x
  3. Step 3: Cross multiply
    4,643.59x = 6,964.70 × 1,355.80
  4. Step 4: Simplify right side
    4,643.59x = 9,442,740.26
  5. Step 5: Solve for x
    x = 9,442,740.26/4,643.59
  6. Step 6: Final answer
    x = 2,033.50

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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.