Home / 4,663.13-6,440.45-3,168.54

Finding the Fourth Proportional to 4,663.13, 6,440.45 and 3,168.54

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Solution

The fourth proportional to 4,663.13, 6,440.45 and 3,168.54 is: 4,376.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,663.13 : 6,440.45 = 3,168.54 : x
  2. Step 2: Convert to fraction form
    4,663.13/6,440.45 = 3,168.54/x
  3. Step 3: Cross multiply
    4,663.13x = 6,440.45 × 3,168.54
  4. Step 4: Simplify right side
    4,663.13x = 20,406,807.60
  5. Step 5: Solve for x
    x = 20,406,807.60/4,663.13
  6. Step 6: Final answer
    x = 4,376.21

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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.