Home / 5,330.09-7,994.52-1,434.19

Finding the Fourth Proportional to 5,330.09, 7,994.52 and 1,434.19

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Solution

The fourth proportional to 5,330.09, 7,994.52 and 1,434.19 is: 2,151.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.09 : 7,994.52 = 1,434.19 : x
  2. Step 2: Convert to fraction form
    5,330.09/7,994.52 = 1,434.19/x
  3. Step 3: Cross multiply
    5,330.09x = 7,994.52 × 1,434.19
  4. Step 4: Simplify right side
    5,330.09x = 11,465,660.64
  5. Step 5: Solve for x
    x = 11,465,660.64/5,330.09
  6. Step 6: Final answer
    x = 2,151.12

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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.