Home / 10,106.70-13,946.42-6,130.01

Finding the Fourth Proportional to 10,106.70, 13,946.42 and 6,130.01

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Solution

The fourth proportional to 10,106.70, 13,946.42 and 6,130.01 is: 8,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106.70 : 13,946.42 = 6,130.01 : x
  2. Step 2: Convert to fraction form
    10,106.70/13,946.42 = 6,130.01/x
  3. Step 3: Cross multiply
    10,106.70x = 13,946.42 × 6,130.01
  4. Step 4: Simplify right side
    10,106.70x = 85,491,593.68
  5. Step 5: Solve for x
    x = 85,491,593.68/10,106.70
  6. Step 6: Final answer
    x = 8,458.90

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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.