Home / 5,298.42-7,315.18-3,410.70

Finding the Fourth Proportional to 5,298.42, 7,315.18 and 3,410.70

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Solution

The fourth proportional to 5,298.42, 7,315.18 and 3,410.70 is: 4,708.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298.42 : 7,315.18 = 3,410.70 : x
  2. Step 2: Convert to fraction form
    5,298.42/7,315.18 = 3,410.70/x
  3. Step 3: Cross multiply
    5,298.42x = 7,315.18 × 3,410.70
  4. Step 4: Simplify right side
    5,298.42x = 24,949,884.43
  5. Step 5: Solve for x
    x = 24,949,884.43/5,298.42
  6. Step 6: Final answer
    x = 4,708.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.