Home / 5,664.12-7,816.59-3,146.46

Finding the Fourth Proportional to 5,664.12, 7,816.59 and 3,146.46

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Solution

The fourth proportional to 5,664.12, 7,816.59 and 3,146.46 is: 4,342.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.12 : 7,816.59 = 3,146.46 : x
  2. Step 2: Convert to fraction form
    5,664.12/7,816.59 = 3,146.46/x
  3. Step 3: Cross multiply
    5,664.12x = 7,816.59 × 3,146.46
  4. Step 4: Simplify right side
    5,664.12x = 24,594,587.77
  5. Step 5: Solve for x
    x = 24,594,587.77/5,664.12
  6. Step 6: Final answer
    x = 4,342.17

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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.