Home / 6,210.55-9,300.25-3,710.20

Finding the Fourth Proportional to 6,210.55, 9,300.25 and 3,710.20

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Solution

The fourth proportional to 6,210.55, 9,300.25 and 3,710.20 is: 5,555.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.55 : 9,300.25 = 3,710.20 : x
  2. Step 2: Convert to fraction form
    6,210.55/9,300.25 = 3,710.20/x
  3. Step 3: Cross multiply
    6,210.55x = 9,300.25 × 3,710.20
  4. Step 4: Simplify right side
    6,210.55x = 34,505,781.13
  5. Step 5: Solve for x
    x = 34,505,781.13/6,210.55
  6. Step 6: Final answer
    x = 5,555.99

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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.