Home / 7,508.74-10,361.64-4,151.35

Finding the Fourth Proportional to 7,508.74, 10,361.64 and 4,151.35

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Solution

The fourth proportional to 7,508.74, 10,361.64 and 4,151.35 is: 5,728.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.74 : 10,361.64 = 4,151.35 : x
  2. Step 2: Convert to fraction form
    7,508.74/10,361.64 = 4,151.35/x
  3. Step 3: Cross multiply
    7,508.74x = 10,361.64 × 4,151.35
  4. Step 4: Simplify right side
    7,508.74x = 43,014,828.52
  5. Step 5: Solve for x
    x = 43,014,828.52/7,508.74
  6. Step 6: Final answer
    x = 5,728.64

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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.