Home / 5,278.04-7,915.97-3,085.10

Finding the Fourth Proportional to 5,278.04, 7,915.97 and 3,085.10

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Solution

The fourth proportional to 5,278.04, 7,915.97 and 3,085.10 is: 4,627.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,278.04 : 7,915.97 = 3,085.10 : x
  2. Step 2: Convert to fraction form
    5,278.04/7,915.97 = 3,085.10/x
  3. Step 3: Cross multiply
    5,278.04x = 7,915.97 × 3,085.10
  4. Step 4: Simplify right side
    5,278.04x = 24,421,527.18
  5. Step 5: Solve for x
    x = 24,421,527.18/5,278.04
  6. Step 6: Final answer
    x = 4,627.01

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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.