Home / 7,397.22-10,208.31-4,085.22

Finding the Fourth Proportional to 7,397.22, 10,208.31 and 4,085.22

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Solution

The fourth proportional to 7,397.22, 10,208.31 and 4,085.22 is: 5,637.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.22 : 10,208.31 = 4,085.22 : x
  2. Step 2: Convert to fraction form
    7,397.22/10,208.31 = 4,085.22/x
  3. Step 3: Cross multiply
    7,397.22x = 10,208.31 × 4,085.22
  4. Step 4: Simplify right side
    7,397.22x = 41,703,192.18
  5. Step 5: Solve for x
    x = 41,703,192.18/7,397.22
  6. Step 6: Final answer
    x = 5,637.68

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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.