Home / 10,946.60-15,106.64-6,231.16

Finding the Fourth Proportional to 10,946.60, 15,106.64 and 6,231.16

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Solution

The fourth proportional to 10,946.60, 15,106.64 and 6,231.16 is: 8,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946.60 : 15,106.64 = 6,231.16 : x
  2. Step 2: Convert to fraction form
    10,946.60/15,106.64 = 6,231.16/x
  3. Step 3: Cross multiply
    10,946.60x = 15,106.64 × 6,231.16
  4. Step 4: Simplify right side
    10,946.60x = 94,131,890.90
  5. Step 5: Solve for x
    x = 94,131,890.90/10,946.60
  6. Step 6: Final answer
    x = 8,599.19

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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.