Home / 6,319.46-8,720.24-3,525.14

Finding the Fourth Proportional to 6,319.46, 8,720.24 and 3,525.14

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Solution

The fourth proportional to 6,319.46, 8,720.24 and 3,525.14 is: 4,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.46 : 8,720.24 = 3,525.14 : x
  2. Step 2: Convert to fraction form
    6,319.46/8,720.24 = 3,525.14/x
  3. Step 3: Cross multiply
    6,319.46x = 8,720.24 × 3,525.14
  4. Step 4: Simplify right side
    6,319.46x = 30,740,066.83
  5. Step 5: Solve for x
    x = 30,740,066.83/6,319.46
  6. Step 6: Final answer
    x = 4,864.35

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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.