Home / 5,570.77-7,687.42-3,332.21

Finding the Fourth Proportional to 5,570.77, 7,687.42 and 3,332.21

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Solution

The fourth proportional to 5,570.77, 7,687.42 and 3,332.21 is: 4,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.77 : 7,687.42 = 3,332.21 : x
  2. Step 2: Convert to fraction form
    5,570.77/7,687.42 = 3,332.21/x
  3. Step 3: Cross multiply
    5,570.77x = 7,687.42 × 3,332.21
  4. Step 4: Simplify right side
    5,570.77x = 25,616,097.80
  5. Step 5: Solve for x
    x = 25,616,097.80/5,570.77
  6. Step 6: Final answer
    x = 4,598.30

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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.