Home / 3,594.20-5,390.93-1,128.95

Finding the Fourth Proportional to 3,594.20, 5,390.93 and 1,128.95

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Solution

The fourth proportional to 3,594.20, 5,390.93 and 1,128.95 is: 1,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,594.20 : 5,390.93 = 1,128.95 : x
  2. Step 2: Convert to fraction form
    3,594.20/5,390.93 = 1,128.95/x
  3. Step 3: Cross multiply
    3,594.20x = 5,390.93 × 1,128.95
  4. Step 4: Simplify right side
    3,594.20x = 6,086,066.29
  5. Step 5: Solve for x
    x = 6,086,066.29/3,594.20
  6. Step 6: Final answer
    x = 1,693.30

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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.