Home / 5,664.16-7,816.37-3,146.34

Finding the Fourth Proportional to 5,664.16, 7,816.37 and 3,146.34

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Solution

The fourth proportional to 5,664.16, 7,816.37 and 3,146.34 is: 4,341.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.16 : 7,816.37 = 3,146.34 : x
  2. Step 2: Convert to fraction form
    5,664.16/7,816.37 = 3,146.34/x
  3. Step 3: Cross multiply
    5,664.16x = 7,816.37 × 3,146.34
  4. Step 4: Simplify right side
    5,664.16x = 24,592,971.17
  5. Step 5: Solve for x
    x = 24,592,971.17/5,664.16
  6. Step 6: Final answer
    x = 4,341.86

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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.