Home / 5,646.04-7,792.40-3,521.92

Finding the Fourth Proportional to 5,646.04, 7,792.40 and 3,521.92

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Solution

The fourth proportional to 5,646.04, 7,792.40 and 3,521.92 is: 4,860.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,646.04 : 7,792.40 = 3,521.92 : x
  2. Step 2: Convert to fraction form
    5,646.04/7,792.40 = 3,521.92/x
  3. Step 3: Cross multiply
    5,646.04x = 7,792.40 × 3,521.92
  4. Step 4: Simplify right side
    5,646.04x = 27,444,209.41
  5. Step 5: Solve for x
    x = 27,444,209.41/5,646.04
  6. Step 6: Final answer
    x = 4,860.79

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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.