Home / 11,166.39-16,752.37-4,148.40

Finding the Fourth Proportional to 11,166.39, 16,752.37 and 4,148.40

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Solution

The fourth proportional to 11,166.39, 16,752.37 and 4,148.40 is: 6,223.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.39 : 16,752.37 = 4,148.40 : x
  2. Step 2: Convert to fraction form
    11,166.39/16,752.37 = 4,148.40/x
  3. Step 3: Cross multiply
    11,166.39x = 16,752.37 × 4,148.40
  4. Step 4: Simplify right side
    11,166.39x = 69,495,531.71
  5. Step 5: Solve for x
    x = 69,495,531.71/11,166.39
  6. Step 6: Final answer
    x = 6,223.63

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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.