Home / 7,275.03-10,025.46-5,175.51

Finding the Fourth Proportional to 7,275.03, 10,025.46 and 5,175.51

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Solution

The fourth proportional to 7,275.03, 10,025.46 and 5,175.51 is: 7,132.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.03 : 10,025.46 = 5,175.51 : x
  2. Step 2: Convert to fraction form
    7,275.03/10,025.46 = 5,175.51/x
  3. Step 3: Cross multiply
    7,275.03x = 10,025.46 × 5,175.51
  4. Step 4: Simplify right side
    7,275.03x = 51,886,868.48
  5. Step 5: Solve for x
    x = 51,886,868.48/7,275.03
  6. Step 6: Final answer
    x = 7,132.19

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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.