Home / 5,670.53-7,825.79-3,153.46

Finding the Fourth Proportional to 5,670.53, 7,825.79 and 3,153.46

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Solution

The fourth proportional to 5,670.53, 7,825.79 and 3,153.46 is: 4,352.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.53 : 7,825.79 = 3,153.46 : x
  2. Step 2: Convert to fraction form
    5,670.53/7,825.79 = 3,153.46/x
  3. Step 3: Cross multiply
    5,670.53x = 7,825.79 × 3,153.46
  4. Step 4: Simplify right side
    5,670.53x = 24,678,280.40
  5. Step 5: Solve for x
    x = 24,678,280.40/5,670.53
  6. Step 6: Final answer
    x = 4,352.02

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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.