Home / 4,272.06-6,410.07-1,807.50

Finding the Fourth Proportional to 4,272.06, 6,410.07 and 1,807.50

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Solution

The fourth proportional to 4,272.06, 6,410.07 and 1,807.50 is: 2,712.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.06 : 6,410.07 = 1,807.50 : x
  2. Step 2: Convert to fraction form
    4,272.06/6,410.07 = 1,807.50/x
  3. Step 3: Cross multiply
    4,272.06x = 6,410.07 × 1,807.50
  4. Step 4: Simplify right side
    4,272.06x = 11,586,201.53
  5. Step 5: Solve for x
    x = 11,586,201.53/4,272.06
  6. Step 6: Final answer
    x = 2,712.09

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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.