Home / 5,435.64-7,500.98-3,045.53

Finding the Fourth Proportional to 5,435.64, 7,500.98 and 3,045.53

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Solution

The fourth proportional to 5,435.64, 7,500.98 and 3,045.53 is: 4,202.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.64 : 7,500.98 = 3,045.53 : x
  2. Step 2: Convert to fraction form
    5,435.64/7,500.98 = 3,045.53/x
  3. Step 3: Cross multiply
    5,435.64x = 7,500.98 × 3,045.53
  4. Step 4: Simplify right side
    5,435.64x = 22,844,406.89
  5. Step 5: Solve for x
    x = 22,844,406.89/5,435.64
  6. Step 6: Final answer
    x = 4,202.71

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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.