Home / 12,015.08-16,580.10-6,710.24

Finding the Fourth Proportional to 12,015.08, 16,580.10 and 6,710.24

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Solution

The fourth proportional to 12,015.08, 16,580.10 and 6,710.24 is: 9,259.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,015.08 : 16,580.10 = 6,710.24 : x
  2. Step 2: Convert to fraction form
    12,015.08/16,580.10 = 6,710.24/x
  3. Step 3: Cross multiply
    12,015.08x = 16,580.10 × 6,710.24
  4. Step 4: Simplify right side
    12,015.08x = 111,256,450.22
  5. Step 5: Solve for x
    x = 111,256,450.22/12,015.08
  6. Step 6: Final answer
    x = 9,259.73

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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.