Home / 7,237.63-9,988.14-4,093.75

Finding the Fourth Proportional to 7,237.63, 9,988.14 and 4,093.75

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Solution

The fourth proportional to 7,237.63, 9,988.14 and 4,093.75 is: 5,649.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.63 : 9,988.14 = 4,093.75 : x
  2. Step 2: Convert to fraction form
    7,237.63/9,988.14 = 4,093.75/x
  3. Step 3: Cross multiply
    7,237.63x = 9,988.14 × 4,093.75
  4. Step 4: Simplify right side
    7,237.63x = 40,888,948.13
  5. Step 5: Solve for x
    x = 40,888,948.13/7,237.63
  6. Step 6: Final answer
    x = 5,649.49

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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.