Home / 7,418.50-10,237.53-4,276.51

Finding the Fourth Proportional to 7,418.50, 10,237.53 and 4,276.51

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Solution

The fourth proportional to 7,418.50, 10,237.53 and 4,276.51 is: 5,901.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.50 : 10,237.53 = 4,276.51 : x
  2. Step 2: Convert to fraction form
    7,418.50/10,237.53 = 4,276.51/x
  3. Step 3: Cross multiply
    7,418.50x = 10,237.53 × 4,276.51
  4. Step 4: Simplify right side
    7,418.50x = 43,780,899.42
  5. Step 5: Solve for x
    x = 43,780,899.42/7,418.50
  6. Step 6: Final answer
    x = 5,901.58

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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.