Home / 5,360.61-7,390.74-3,468.84

Finding the Fourth Proportional to 5,360.61, 7,390.74 and 3,468.84

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Solution

The fourth proportional to 5,360.61, 7,390.74 and 3,468.84 is: 4,782.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.61 : 7,390.74 = 3,468.84 : x
  2. Step 2: Convert to fraction form
    5,360.61/7,390.74 = 3,468.84/x
  3. Step 3: Cross multiply
    5,360.61x = 7,390.74 × 3,468.84
  4. Step 4: Simplify right side
    5,360.61x = 25,637,294.54
  5. Step 5: Solve for x
    x = 25,637,294.54/5,360.61
  6. Step 6: Final answer
    x = 4,782.53

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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.