Home / 4,953.48-7,430.94-2,643.72

Finding the Fourth Proportional to 4,953.48, 7,430.94 and 2,643.72

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Solution

The fourth proportional to 4,953.48, 7,430.94 and 2,643.72 is: 3,965.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.48 : 7,430.94 = 2,643.72 : x
  2. Step 2: Convert to fraction form
    4,953.48/7,430.94 = 2,643.72/x
  3. Step 3: Cross multiply
    4,953.48x = 7,430.94 × 2,643.72
  4. Step 4: Simplify right side
    4,953.48x = 19,645,324.70
  5. Step 5: Solve for x
    x = 19,645,324.70/4,953.48
  6. Step 6: Final answer
    x = 3,965.96

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1.5x scale

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.