Home / 12,008.08-16,570.88-6,703.39

Finding the Fourth Proportional to 12,008.08, 16,570.88 and 6,703.39

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Solution

The fourth proportional to 12,008.08, 16,570.88 and 6,703.39 is: 9,250.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008.08 : 16,570.88 = 6,703.39 : x
  2. Step 2: Convert to fraction form
    12,008.08/16,570.88 = 6,703.39/x
  3. Step 3: Cross multiply
    12,008.08x = 16,570.88 × 6,703.39
  4. Step 4: Simplify right side
    12,008.08x = 111,081,037.77
  5. Step 5: Solve for x
    x = 111,081,037.77/12,008.08
  6. Step 6: Final answer
    x = 9,250.52

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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.