Home / 4,130.80-5,700.90-2,362.06

Finding the Fourth Proportional to 4,130.80, 5,700.90 and 2,362.06

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Solution

The fourth proportional to 4,130.80, 5,700.90 and 2,362.06 is: 3,259.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.80 : 5,700.90 = 2,362.06 : x
  2. Step 2: Convert to fraction form
    4,130.80/5,700.90 = 2,362.06/x
  3. Step 3: Cross multiply
    4,130.80x = 5,700.90 × 2,362.06
  4. Step 4: Simplify right side
    4,130.80x = 13,465,867.85
  5. Step 5: Solve for x
    x = 13,465,867.85/4,130.80
  6. Step 6: Final answer
    x = 3,259.87

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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.