Home / 5,560.28-8,341.76-1,664.64

Finding the Fourth Proportional to 5,560.28, 8,341.76 and 1,664.64

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Solution

The fourth proportional to 5,560.28, 8,341.76 and 1,664.64 is: 2,497.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.28 : 8,341.76 = 1,664.64 : x
  2. Step 2: Convert to fraction form
    5,560.28/8,341.76 = 1,664.64/x
  3. Step 3: Cross multiply
    5,560.28x = 8,341.76 × 1,664.64
  4. Step 4: Simplify right side
    5,560.28x = 13,886,027.37
  5. Step 5: Solve for x
    x = 13,886,027.37/5,560.28
  6. Step 6: Final answer
    x = 2,497.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.