Home / 8,360.46-12,560.13-4,900.14

Finding the Fourth Proportional to 8,360.46, 12,560.13 and 4,900.14

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Solution

The fourth proportional to 8,360.46, 12,560.13 and 4,900.14 is: 7,361.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.46 : 12,560.13 = 4,900.14 : x
  2. Step 2: Convert to fraction form
    8,360.46/12,560.13 = 4,900.14/x
  3. Step 3: Cross multiply
    8,360.46x = 12,560.13 × 4,900.14
  4. Step 4: Simplify right side
    8,360.46x = 61,546,395.42
  5. Step 5: Solve for x
    x = 61,546,395.42/8,360.46
  6. Step 6: Final answer
    x = 7,361.60

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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.