Home / 6,477.21-9,701.20-4,538.07

Finding the Fourth Proportional to 6,477.21, 9,701.20 and 4,538.07

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Solution

The fourth proportional to 6,477.21, 9,701.20 and 4,538.07 is: 6,796.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477.21 : 9,701.20 = 4,538.07 : x
  2. Step 2: Convert to fraction form
    6,477.21/9,701.20 = 4,538.07/x
  3. Step 3: Cross multiply
    6,477.21x = 9,701.20 × 4,538.07
  4. Step 4: Simplify right side
    6,477.21x = 44,024,724.68
  5. Step 5: Solve for x
    x = 44,024,724.68/6,477.21
  6. Step 6: Final answer
    x = 6,796.87

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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.