Home / 11,746.40-16,209.72-6,966.32

Finding the Fourth Proportional to 11,746.40, 16,209.72 and 6,966.32

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Solution

The fourth proportional to 11,746.40, 16,209.72 and 6,966.32 is: 9,613.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.40 : 16,209.72 = 6,966.32 : x
  2. Step 2: Convert to fraction form
    11,746.40/16,209.72 = 6,966.32/x
  3. Step 3: Cross multiply
    11,746.40x = 16,209.72 × 6,966.32
  4. Step 4: Simplify right side
    11,746.40x = 112,922,096.63
  5. Step 5: Solve for x
    x = 112,922,096.63/11,746.40
  6. Step 6: Final answer
    x = 9,613.34

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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.