Home / 5,577.66-7,690.95-3,585.47

Finding the Fourth Proportional to 5,577.66, 7,690.95 and 3,585.47

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Solution

The fourth proportional to 5,577.66, 7,690.95 and 3,585.47 is: 4,943.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.66 : 7,690.95 = 3,585.47 : x
  2. Step 2: Convert to fraction form
    5,577.66/7,690.95 = 3,585.47/x
  3. Step 3: Cross multiply
    5,577.66x = 7,690.95 × 3,585.47
  4. Step 4: Simplify right side
    5,577.66x = 27,575,632.04
  5. Step 5: Solve for x
    x = 27,575,632.04/5,577.66
  6. Step 6: Final answer
    x = 4,943.94

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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.