Home / 4,577.05-6,865.98-1,290.14

Finding the Fourth Proportional to 4,577.05, 6,865.98 and 1,290.14

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Solution

The fourth proportional to 4,577.05, 6,865.98 and 1,290.14 is: 1,935.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.05 : 6,865.98 = 1,290.14 : x
  2. Step 2: Convert to fraction form
    4,577.05/6,865.98 = 1,290.14/x
  3. Step 3: Cross multiply
    4,577.05x = 6,865.98 × 1,290.14
  4. Step 4: Simplify right side
    4,577.05x = 8,858,034.66
  5. Step 5: Solve for x
    x = 8,858,034.66/4,577.05
  6. Step 6: Final answer
    x = 1,935.32

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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.