Home / 5,634.99-7,776.09-3,117.06

Finding the Fourth Proportional to 5,634.99, 7,776.09 and 3,117.06

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Solution

The fourth proportional to 5,634.99, 7,776.09 and 3,117.06 is: 4,301.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.99 : 7,776.09 = 3,117.06 : x
  2. Step 2: Convert to fraction form
    5,634.99/7,776.09 = 3,117.06/x
  3. Step 3: Cross multiply
    5,634.99x = 7,776.09 × 3,117.06
  4. Step 4: Simplify right side
    5,634.99x = 24,238,539.10
  5. Step 5: Solve for x
    x = 24,238,539.10/5,634.99
  6. Step 6: Final answer
    x = 4,301.43

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1.5x scale

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.