Home / 4,527.21-6,790.09-1,239.53

Finding the Fourth Proportional to 4,527.21, 6,790.09 and 1,239.53

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Solution

The fourth proportional to 4,527.21, 6,790.09 and 1,239.53 is: 1,859.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.21 : 6,790.09 = 1,239.53 : x
  2. Step 2: Convert to fraction form
    4,527.21/6,790.09 = 1,239.53/x
  3. Step 3: Cross multiply
    4,527.21x = 6,790.09 × 1,239.53
  4. Step 4: Simplify right side
    4,527.21x = 8,416,544.11
  5. Step 5: Solve for x
    x = 8,416,544.11/4,527.21
  6. Step 6: Final answer
    x = 1,859.10

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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.