Home / 8,015.65-12,029.55-5,241.40

Finding the Fourth Proportional to 8,015.65, 12,029.55 and 5,241.40

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Solution

The fourth proportional to 8,015.65, 12,029.55 and 5,241.40 is: 7,866.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.65 : 12,029.55 = 5,241.40 : x
  2. Step 2: Convert to fraction form
    8,015.65/12,029.55 = 5,241.40/x
  3. Step 3: Cross multiply
    8,015.65x = 12,029.55 × 5,241.40
  4. Step 4: Simplify right side
    8,015.65x = 63,051,683.37
  5. Step 5: Solve for x
    x = 63,051,683.37/8,015.65
  6. Step 6: Final answer
    x = 7,866.07

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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.