Home / 6,210.26-9,315.30-4,143.50

Finding the Fourth Proportional to 6,210.26, 9,315.30 and 4,143.50

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Solution

The fourth proportional to 6,210.26, 9,315.30 and 4,143.50 is: 6,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.26 : 9,315.30 = 4,143.50 : x
  2. Step 2: Convert to fraction form
    6,210.26/9,315.30 = 4,143.50/x
  3. Step 3: Cross multiply
    6,210.26x = 9,315.30 × 4,143.50
  4. Step 4: Simplify right side
    6,210.26x = 38,597,945.55
  5. Step 5: Solve for x
    x = 38,597,945.55/6,210.26
  6. Step 6: Final answer
    x = 6,215.19

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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.