Home / 7,418.34-10,237.80-4,274.58

Finding the Fourth Proportional to 7,418.34, 10,237.80 and 4,274.58

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Solution

The fourth proportional to 7,418.34, 10,237.80 and 4,274.58 is: 5,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.34 : 10,237.80 = 4,274.58 : x
  2. Step 2: Convert to fraction form
    7,418.34/10,237.80 = 4,274.58/x
  3. Step 3: Cross multiply
    7,418.34x = 10,237.80 × 4,274.58
  4. Step 4: Simplify right side
    7,418.34x = 43,762,295.12
  5. Step 5: Solve for x
    x = 43,762,295.12/7,418.34
  6. Step 6: Final answer
    x = 5,899.20

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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.