Home / 9,425.40-14,136.30-2,851.80

Finding the Fourth Proportional to 9,425.40, 14,136.30 and 2,851.80

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Solution

The fourth proportional to 9,425.40, 14,136.30 and 2,851.80 is: 4,277.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,425.40 : 14,136.30 = 2,851.80 : x
  2. Step 2: Convert to fraction form
    9,425.40/14,136.30 = 2,851.80/x
  3. Step 3: Cross multiply
    9,425.40x = 14,136.30 × 2,851.80
  4. Step 4: Simplify right side
    9,425.40x = 40,313,900.34
  5. Step 5: Solve for x
    x = 40,313,900.34/9,425.40
  6. Step 6: Final answer
    x = 4,277.16

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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.