Home / 4,130.79-6,196.20-2,903.69

Finding the Fourth Proportional to 4,130.79, 6,196.20 and 2,903.69

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Solution

The fourth proportional to 4,130.79, 6,196.20 and 2,903.69 is: 4,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.79 : 6,196.20 = 2,903.69 : x
  2. Step 2: Convert to fraction form
    4,130.79/6,196.20 = 2,903.69/x
  3. Step 3: Cross multiply
    4,130.79x = 6,196.20 × 2,903.69
  4. Step 4: Simplify right side
    4,130.79x = 17,991,798.48
  5. Step 5: Solve for x
    x = 17,991,798.48/4,130.79
  6. Step 6: Final answer
    x = 4,355.53

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.