Home / 6,915.80-10,373.70-2,298.80

Finding the Fourth Proportional to 6,915.80, 10,373.70 and 2,298.80

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Solution

The fourth proportional to 6,915.80, 10,373.70 and 2,298.80 is: 3,448.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.80 : 10,373.70 = 2,298.80 : x
  2. Step 2: Convert to fraction form
    6,915.80/10,373.70 = 2,298.80/x
  3. Step 3: Cross multiply
    6,915.80x = 10,373.70 × 2,298.80
  4. Step 4: Simplify right side
    6,915.80x = 23,847,061.56
  5. Step 5: Solve for x
    x = 23,847,061.56/6,915.80
  6. Step 6: Final answer
    x = 3,448.20

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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.