Home / 9,117.90-13,677.93-3,272.94

Finding the Fourth Proportional to 9,117.90, 13,677.93 and 3,272.94

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Solution

The fourth proportional to 9,117.90, 13,677.93 and 3,272.94 is: 4,909.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117.90 : 13,677.93 = 3,272.94 : x
  2. Step 2: Convert to fraction form
    9,117.90/13,677.93 = 3,272.94/x
  3. Step 3: Cross multiply
    9,117.90x = 13,677.93 × 3,272.94
  4. Step 4: Simplify right side
    9,117.90x = 44,767,044.21
  5. Step 5: Solve for x
    x = 44,767,044.21/9,117.90
  6. Step 6: Final answer
    x = 4,909.80

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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.