Home / 5,934.39-8,902.67-1,985.28

Finding the Fourth Proportional to 5,934.39, 8,902.67 and 1,985.28

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Solution

The fourth proportional to 5,934.39, 8,902.67 and 1,985.28 is: 2,978.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,934.39 : 8,902.67 = 1,985.28 : x
  2. Step 2: Convert to fraction form
    5,934.39/8,902.67 = 1,985.28/x
  3. Step 3: Cross multiply
    5,934.39x = 8,902.67 × 1,985.28
  4. Step 4: Simplify right side
    5,934.39x = 17,674,282.77
  5. Step 5: Solve for x
    x = 17,674,282.77/5,934.39
  6. Step 6: Final answer
    x = 2,978.28

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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.