Home / 5,368.68-8,011.31-4,817.07

Finding the Fourth Proportional to 5,368.68, 8,011.31 and 4,817.07

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Solution

The fourth proportional to 5,368.68, 8,011.31 and 4,817.07 is: 7,188.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.68 : 8,011.31 = 4,817.07 : x
  2. Step 2: Convert to fraction form
    5,368.68/8,011.31 = 4,817.07/x
  3. Step 3: Cross multiply
    5,368.68x = 8,011.31 × 4,817.07
  4. Step 4: Simplify right side
    5,368.68x = 38,591,016.98
  5. Step 5: Solve for x
    x = 38,591,016.98/5,368.68
  6. Step 6: Final answer
    x = 7,188.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.