Home / 6,210.06-8,563.50-5,370.09

Finding the Fourth Proportional to 6,210.06, 8,563.50 and 5,370.09

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Solution

The fourth proportional to 6,210.06, 8,563.50 and 5,370.09 is: 7,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.06 : 8,563.50 = 5,370.09 : x
  2. Step 2: Convert to fraction form
    6,210.06/8,563.50 = 5,370.09/x
  3. Step 3: Cross multiply
    6,210.06x = 8,563.50 × 5,370.09
  4. Step 4: Simplify right side
    6,210.06x = 45,986,765.72
  5. Step 5: Solve for x
    x = 45,986,765.72/6,210.06
  6. Step 6: Final answer
    x = 7,405.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.