Home / 11,746.81-16,210.70-6,441.31

Finding the Fourth Proportional to 11,746.81, 16,210.70 and 6,441.31

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Solution

The fourth proportional to 11,746.81, 16,210.70 and 6,441.31 is: 8,889.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.81 : 16,210.70 = 6,441.31 : x
  2. Step 2: Convert to fraction form
    11,746.81/16,210.70 = 6,441.31/x
  3. Step 3: Cross multiply
    11,746.81x = 16,210.70 × 6,441.31
  4. Step 4: Simplify right side
    11,746.81x = 104,418,144.02
  5. Step 5: Solve for x
    x = 104,418,144.02/11,746.81
  6. Step 6: Final answer
    x = 8,889.06

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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.