Home / 4,643.40-6,960.80-1,563.24

Finding the Fourth Proportional to 4,643.40, 6,960.80 and 1,563.24

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Solution

The fourth proportional to 4,643.40, 6,960.80 and 1,563.24 is: 2,343.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.40 : 6,960.80 = 1,563.24 : x
  2. Step 2: Convert to fraction form
    4,643.40/6,960.80 = 1,563.24/x
  3. Step 3: Cross multiply
    4,643.40x = 6,960.80 × 1,563.24
  4. Step 4: Simplify right side
    4,643.40x = 10,881,400.99
  5. Step 5: Solve for x
    x = 10,881,400.99/4,643.40
  6. Step 6: Final answer
    x = 2,343.41

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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.