Home / 12,060.64-16,643.81-6,683.23

Finding the Fourth Proportional to 12,060.64, 16,643.81 and 6,683.23

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Solution

The fourth proportional to 12,060.64, 16,643.81 and 6,683.23 is: 9,222.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.64 : 16,643.81 = 6,683.23 : x
  2. Step 2: Convert to fraction form
    12,060.64/16,643.81 = 6,683.23/x
  3. Step 3: Cross multiply
    12,060.64x = 16,643.81 × 6,683.23
  4. Step 4: Simplify right side
    12,060.64x = 111,234,410.31
  5. Step 5: Solve for x
    x = 111,234,410.31/12,060.64
  6. Step 6: Final answer
    x = 9,222.93

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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.