Home / 12,045.16-16,623.24-6,740.92

Finding the Fourth Proportional to 12,045.16, 16,623.24 and 6,740.92

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Solution

The fourth proportional to 12,045.16, 16,623.24 and 6,740.92 is: 9,302.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,045.16 : 16,623.24 = 6,740.92 : x
  2. Step 2: Convert to fraction form
    12,045.16/16,623.24 = 6,740.92/x
  3. Step 3: Cross multiply
    12,045.16x = 16,623.24 × 6,740.92
  4. Step 4: Simplify right side
    12,045.16x = 112,055,930.98
  5. Step 5: Solve for x
    x = 112,055,930.98/12,045.16
  6. Step 6: Final answer
    x = 9,302.98

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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.