Home / 4,720.06-6,487.04-3,670.30

Finding the Fourth Proportional to 4,720.06, 6,487.04 and 3,670.30

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Solution

The fourth proportional to 4,720.06, 6,487.04 and 3,670.30 is: 5,044.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.06 : 6,487.04 = 3,670.30 : x
  2. Step 2: Convert to fraction form
    4,720.06/6,487.04 = 3,670.30/x
  3. Step 3: Cross multiply
    4,720.06x = 6,487.04 × 3,670.30
  4. Step 4: Simplify right side
    4,720.06x = 23,809,382.91
  5. Step 5: Solve for x
    x = 23,809,382.91/4,720.06
  6. Step 6: Final answer
    x = 5,044.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.