Home / 12,045.69-16,623.05-6,741.53

Finding the Fourth Proportional to 12,045.69, 16,623.05 and 6,741.53

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Solution

The fourth proportional to 12,045.69, 16,623.05 and 6,741.53 is: 9,303.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,045.69 : 16,623.05 = 6,741.53 : x
  2. Step 2: Convert to fraction form
    12,045.69/16,623.05 = 6,741.53/x
  3. Step 3: Cross multiply
    12,045.69x = 16,623.05 × 6,741.53
  4. Step 4: Simplify right side
    12,045.69x = 112,064,790.27
  5. Step 5: Solve for x
    x = 112,064,790.27/12,045.69
  6. Step 6: Final answer
    x = 9,303.31

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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.