Home / 8,699.23-12,013.48-6,017.32

Finding the Fourth Proportional to 8,699.23, 12,013.48 and 6,017.32

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Solution

The fourth proportional to 8,699.23, 12,013.48 and 6,017.32 is: 8,309.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,699.23 : 12,013.48 = 6,017.32 : x
  2. Step 2: Convert to fraction form
    8,699.23/12,013.48 = 6,017.32/x
  3. Step 3: Cross multiply
    8,699.23x = 12,013.48 × 6,017.32
  4. Step 4: Simplify right side
    8,699.23x = 72,288,976.01
  5. Step 5: Solve for x
    x = 72,288,976.01/8,699.23
  6. Step 6: Final answer
    x = 8,309.81

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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.