Home / 4,560.30-6,840.45-3,102.30

Finding the Fourth Proportional to 4,560.30, 6,840.45 and 3,102.30

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Solution

The fourth proportional to 4,560.30, 6,840.45 and 3,102.30 is: 4,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,560.30 : 6,840.45 = 3,102.30 : x
  2. Step 2: Convert to fraction form
    4,560.30/6,840.45 = 3,102.30/x
  3. Step 3: Cross multiply
    4,560.30x = 6,840.45 × 3,102.30
  4. Step 4: Simplify right side
    4,560.30x = 21,221,128.04
  5. Step 5: Solve for x
    x = 21,221,128.04/4,560.30
  6. Step 6: Final answer
    x = 4,653.45

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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.