Home / 7,625.51-10,521.12-5,236.20

Finding the Fourth Proportional to 7,625.51, 10,521.12 and 5,236.20

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Solution

The fourth proportional to 7,625.51, 10,521.12 and 5,236.20 is: 7,224.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.51 : 10,521.12 = 5,236.20 : x
  2. Step 2: Convert to fraction form
    7,625.51/10,521.12 = 5,236.20/x
  3. Step 3: Cross multiply
    7,625.51x = 10,521.12 × 5,236.20
  4. Step 4: Simplify right side
    7,625.51x = 55,090,688.54
  5. Step 5: Solve for x
    x = 55,090,688.54/7,625.51
  6. Step 6: Final answer
    x = 7,224.53

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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.