Home / 5,272.37-7,908.29-1,574.63

Finding the Fourth Proportional to 5,272.37, 7,908.29 and 1,574.63

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Solution

The fourth proportional to 5,272.37, 7,908.29 and 1,574.63 is: 2,361.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.37 : 7,908.29 = 1,574.63 : x
  2. Step 2: Convert to fraction form
    5,272.37/7,908.29 = 1,574.63/x
  3. Step 3: Cross multiply
    5,272.37x = 7,908.29 × 1,574.63
  4. Step 4: Simplify right side
    5,272.37x = 12,452,622.81
  5. Step 5: Solve for x
    x = 12,452,622.81/5,272.37
  6. Step 6: Final answer
    x = 2,361.86

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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.