Home / 10,164.10-14,025.63-5,687.68

Finding the Fourth Proportional to 10,164.10, 14,025.63 and 5,687.68

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Solution

The fourth proportional to 10,164.10, 14,025.63 and 5,687.68 is: 7,848.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,164.10 : 14,025.63 = 5,687.68 : x
  2. Step 2: Convert to fraction form
    10,164.10/14,025.63 = 5,687.68/x
  3. Step 3: Cross multiply
    10,164.10x = 14,025.63 × 5,687.68
  4. Step 4: Simplify right side
    10,164.10x = 79,773,295.24
  5. Step 5: Solve for x
    x = 79,773,295.24/10,164.10
  6. Step 6: Final answer
    x = 7,848.54

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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.