Home / 10,671.21-14,725.80-5,955.39

Finding the Fourth Proportional to 10,671.21, 14,725.80 and 5,955.39

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Solution

The fourth proportional to 10,671.21, 14,725.80 and 5,955.39 is: 8,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.21 : 14,725.80 = 5,955.39 : x
  2. Step 2: Convert to fraction form
    10,671.21/14,725.80 = 5,955.39/x
  3. Step 3: Cross multiply
    10,671.21x = 14,725.80 × 5,955.39
  4. Step 4: Simplify right side
    10,671.21x = 87,697,882.06
  5. Step 5: Solve for x
    x = 87,697,882.06/10,671.21
  6. Step 6: Final answer
    x = 8,218.18

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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.