Home / 6,015.98-9,013.65-5,407.28

Finding the Fourth Proportional to 6,015.98, 9,013.65 and 5,407.28

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Solution

The fourth proportional to 6,015.98, 9,013.65 and 5,407.28 is: 8,101.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,015.98 : 9,013.65 = 5,407.28 : x
  2. Step 2: Convert to fraction form
    6,015.98/9,013.65 = 5,407.28/x
  3. Step 3: Cross multiply
    6,015.98x = 9,013.65 × 5,407.28
  4. Step 4: Simplify right side
    6,015.98x = 48,739,329.37
  5. Step 5: Solve for x
    x = 48,739,329.37/6,015.98
  6. Step 6: Final answer
    x = 8,101.64

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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.