Home / 11,746.39-16,210.38-6,441.58

Finding the Fourth Proportional to 11,746.39, 16,210.38 and 6,441.58

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Solution

The fourth proportional to 11,746.39, 16,210.38 and 6,441.58 is: 8,889.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.39 : 16,210.38 = 6,441.58 : x
  2. Step 2: Convert to fraction form
    11,746.39/16,210.38 = 6,441.58/x
  3. Step 3: Cross multiply
    11,746.39x = 16,210.38 × 6,441.58
  4. Step 4: Simplify right side
    11,746.39x = 104,420,459.60
  5. Step 5: Solve for x
    x = 104,420,459.60/11,746.39
  6. Step 6: Final answer
    x = 8,889.58

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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.