Home / 7,994.66-11,038.29-5,011.70

Finding the Fourth Proportional to 7,994.66, 11,038.29 and 5,011.70

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Solution

The fourth proportional to 7,994.66, 11,038.29 and 5,011.70 is: 6,919.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994.66 : 11,038.29 = 5,011.70 : x
  2. Step 2: Convert to fraction form
    7,994.66/11,038.29 = 5,011.70/x
  3. Step 3: Cross multiply
    7,994.66x = 11,038.29 × 5,011.70
  4. Step 4: Simplify right side
    7,994.66x = 55,320,597.99
  5. Step 5: Solve for x
    x = 55,320,597.99/7,994.66
  6. Step 6: Final answer
    x = 6,919.69

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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.