Home / 5,320.96-7,274.57-5,116.84

Finding the Fourth Proportional to 5,320.96, 7,274.57 and 5,116.84

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Solution

The fourth proportional to 5,320.96, 7,274.57 and 5,116.84 is: 6,995.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.96 : 7,274.57 = 5,116.84 : x
  2. Step 2: Convert to fraction form
    5,320.96/7,274.57 = 5,116.84/x
  3. Step 3: Cross multiply
    5,320.96x = 7,274.57 × 5,116.84
  4. Step 4: Simplify right side
    5,320.96x = 37,222,810.76
  5. Step 5: Solve for x
    x = 37,222,810.76/5,320.96
  6. Step 6: Final answer
    x = 6,995.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.