Home / 4,154.60-6,199.35-4,130.30

Finding the Fourth Proportional to 4,154.60, 6,199.35 and 4,130.30

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Solution

The fourth proportional to 4,154.60, 6,199.35 and 4,130.30 is: 6,163.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.60 : 6,199.35 = 4,130.30 : x
  2. Step 2: Convert to fraction form
    4,154.60/6,199.35 = 4,130.30/x
  3. Step 3: Cross multiply
    4,154.60x = 6,199.35 × 4,130.30
  4. Step 4: Simplify right side
    4,154.60x = 25,605,154.65
  5. Step 5: Solve for x
    x = 25,605,154.65/4,154.60
  6. Step 6: Final answer
    x = 6,163.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.