Home / 10,414.53-15,621.36-3,018.84

Finding the Fourth Proportional to 10,414.53, 15,621.36 and 3,018.84

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Solution

The fourth proportional to 10,414.53, 15,621.36 and 3,018.84 is: 4,528.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.53 : 15,621.36 = 3,018.84 : x
  2. Step 2: Convert to fraction form
    10,414.53/15,621.36 = 3,018.84/x
  3. Step 3: Cross multiply
    10,414.53x = 15,621.36 × 3,018.84
  4. Step 4: Simplify right side
    10,414.53x = 47,158,386.42
  5. Step 5: Solve for x
    x = 47,158,386.42/10,414.53
  6. Step 6: Final answer
    x = 4,528.13

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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.