Home / 10,946.30-15,107.46-6,231.02

Finding the Fourth Proportional to 10,946.30, 15,107.46 and 6,231.02

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Solution

The fourth proportional to 10,946.30, 15,107.46 and 6,231.02 is: 8,599.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946.30 : 15,107.46 = 6,231.02 : x
  2. Step 2: Convert to fraction form
    10,946.30/15,107.46 = 6,231.02/x
  3. Step 3: Cross multiply
    10,946.30x = 15,107.46 × 6,231.02
  4. Step 4: Simplify right side
    10,946.30x = 94,134,885.41
  5. Step 5: Solve for x
    x = 94,134,885.41/10,946.30
  6. Step 6: Final answer
    x = 8,599.70

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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.