Home / 5,273.45-7,907.74-1,574.72

Finding the Fourth Proportional to 5,273.45, 7,907.74 and 1,574.72

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Solution

The fourth proportional to 5,273.45, 7,907.74 and 1,574.72 is: 2,361.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.45 : 7,907.74 = 1,574.72 : x
  2. Step 2: Convert to fraction form
    5,273.45/7,907.74 = 1,574.72/x
  3. Step 3: Cross multiply
    5,273.45x = 7,907.74 × 1,574.72
  4. Step 4: Simplify right side
    5,273.45x = 12,452,476.33
  5. Step 5: Solve for x
    x = 12,452,476.33/5,273.45
  6. Step 6: Final answer
    x = 2,361.35

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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.