Home / 11,727.86-17,586.12-4,335.80

Finding the Fourth Proportional to 11,727.86, 17,586.12 and 4,335.80

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Solution

The fourth proportional to 11,727.86, 17,586.12 and 4,335.80 is: 6,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.86 : 17,586.12 = 4,335.80 : x
  2. Step 2: Convert to fraction form
    11,727.86/17,586.12 = 4,335.80/x
  3. Step 3: Cross multiply
    11,727.86x = 17,586.12 × 4,335.80
  4. Step 4: Simplify right side
    11,727.86x = 76,249,899.10
  5. Step 5: Solve for x
    x = 76,249,899.10/11,727.86
  6. Step 6: Final answer
    x = 6,501.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.