Home / 7,465.07-10,301.80-4,108.12

Finding the Fourth Proportional to 7,465.07, 10,301.80 and 4,108.12

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Solution

The fourth proportional to 7,465.07, 10,301.80 and 4,108.12 is: 5,669.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.07 : 10,301.80 = 4,108.12 : x
  2. Step 2: Convert to fraction form
    7,465.07/10,301.80 = 4,108.12/x
  3. Step 3: Cross multiply
    7,465.07x = 10,301.80 × 4,108.12
  4. Step 4: Simplify right side
    7,465.07x = 42,321,060.24
  5. Step 5: Solve for x
    x = 42,321,060.24/7,465.07
  6. Step 6: Final answer
    x = 5,669.21

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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.