Home / 12,244.40-16,897.26-6,655.40

Finding the Fourth Proportional to 12,244.40, 16,897.26 and 6,655.40

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Solution

The fourth proportional to 12,244.40, 16,897.26 and 6,655.40 is: 9,184.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,244.40 : 16,897.26 = 6,655.40 : x
  2. Step 2: Convert to fraction form
    12,244.40/16,897.26 = 6,655.40/x
  3. Step 3: Cross multiply
    12,244.40x = 16,897.26 × 6,655.40
  4. Step 4: Simplify right side
    12,244.40x = 112,457,939.72
  5. Step 5: Solve for x
    x = 112,457,939.72/12,244.40
  6. Step 6: Final answer
    x = 9,184.44

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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.