Home / 6,015.28-8,302.10-3,779.08

Finding the Fourth Proportional to 6,015.28, 8,302.10 and 3,779.08

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Solution

The fourth proportional to 6,015.28, 8,302.10 and 3,779.08 is: 5,215.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,015.28 : 8,302.10 = 3,779.08 : x
  2. Step 2: Convert to fraction form
    6,015.28/8,302.10 = 3,779.08/x
  3. Step 3: Cross multiply
    6,015.28x = 8,302.10 × 3,779.08
  4. Step 4: Simplify right side
    6,015.28x = 31,374,300.07
  5. Step 5: Solve for x
    x = 31,374,300.07/6,015.28
  6. Step 6: Final answer
    x = 5,215.77

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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.