Home / 11,703.02-16,149.92-6,397.52

Finding the Fourth Proportional to 11,703.02, 16,149.92 and 6,397.52

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Solution

The fourth proportional to 11,703.02, 16,149.92 and 6,397.52 is: 8,828.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.02 : 16,149.92 = 6,397.52 : x
  2. Step 2: Convert to fraction form
    11,703.02/16,149.92 = 6,397.52/x
  3. Step 3: Cross multiply
    11,703.02x = 16,149.92 × 6,397.52
  4. Step 4: Simplify right side
    11,703.02x = 103,319,323.46
  5. Step 5: Solve for x
    x = 103,319,323.46/11,703.02
  6. Step 6: Final answer
    x = 8,828.44

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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.