Home / 4,130.28-5,698.78-2,337.80

Finding the Fourth Proportional to 4,130.28, 5,698.78 and 2,337.80

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Solution

The fourth proportional to 4,130.28, 5,698.78 and 2,337.80 is: 3,225.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.28 : 5,698.78 = 2,337.80 : x
  2. Step 2: Convert to fraction form
    4,130.28/5,698.78 = 2,337.80/x
  3. Step 3: Cross multiply
    4,130.28x = 5,698.78 × 2,337.80
  4. Step 4: Simplify right side
    4,130.28x = 13,322,607.88
  5. Step 5: Solve for x
    x = 13,322,607.88/4,130.28
  6. Step 6: Final answer
    x = 3,225.59

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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.