Home / 5,575.80-7,686.18-3,476.28

Finding the Fourth Proportional to 5,575.80, 7,686.18 and 3,476.28

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Solution

The fourth proportional to 5,575.80, 7,686.18 and 3,476.28 is: 4,792.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.80 : 7,686.18 = 3,476.28 : x
  2. Step 2: Convert to fraction form
    5,575.80/7,686.18 = 3,476.28/x
  3. Step 3: Cross multiply
    5,575.80x = 7,686.18 × 3,476.28
  4. Step 4: Simplify right side
    5,575.80x = 26,719,313.81
  5. Step 5: Solve for x
    x = 26,719,313.81/5,575.80
  6. Step 6: Final answer
    x = 4,792.01

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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.