Home / 9,276.90-13,915.35-2,351.40

Finding the Fourth Proportional to 9,276.90, 13,915.35 and 2,351.40

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Solution

The fourth proportional to 9,276.90, 13,915.35 and 2,351.40 is: 3,527.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.90 : 13,915.35 = 2,351.40 : x
  2. Step 2: Convert to fraction form
    9,276.90/13,915.35 = 2,351.40/x
  3. Step 3: Cross multiply
    9,276.90x = 13,915.35 × 2,351.40
  4. Step 4: Simplify right side
    9,276.90x = 32,720,553.99
  5. Step 5: Solve for x
    x = 32,720,553.99/9,276.90
  6. Step 6: Final answer
    x = 3,527.10

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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.