Home / 4,343.14-6,515.73-1,878.67

Finding the Fourth Proportional to 4,343.14, 6,515.73 and 1,878.67

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Solution

The fourth proportional to 4,343.14, 6,515.73 and 1,878.67 is: 2,818.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,343.14 : 6,515.73 = 1,878.67 : x
  2. Step 2: Convert to fraction form
    4,343.14/6,515.73 = 1,878.67/x
  3. Step 3: Cross multiply
    4,343.14x = 6,515.73 × 1,878.67
  4. Step 4: Simplify right side
    4,343.14x = 12,240,906.48
  5. Step 5: Solve for x
    x = 12,240,906.48/4,343.14
  6. Step 6: Final answer
    x = 2,818.45

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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.