Home / 7,417.41-10,239.73-4,272.99

Finding the Fourth Proportional to 7,417.41, 10,239.73 and 4,272.99

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Solution

The fourth proportional to 7,417.41, 10,239.73 and 4,272.99 is: 5,898.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.41 : 10,239.73 = 4,272.99 : x
  2. Step 2: Convert to fraction form
    7,417.41/10,239.73 = 4,272.99/x
  3. Step 3: Cross multiply
    7,417.41x = 10,239.73 × 4,272.99
  4. Step 4: Simplify right side
    7,417.41x = 43,754,253.21
  5. Step 5: Solve for x
    x = 43,754,253.21/7,417.41
  6. Step 6: Final answer
    x = 5,898.86

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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.