Home / 9,137.02-13,703.98-2,561.69

Finding the Fourth Proportional to 9,137.02, 13,703.98 and 2,561.69

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Solution

The fourth proportional to 9,137.02, 13,703.98 and 2,561.69 is: 3,842.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137.02 : 13,703.98 = 2,561.69 : x
  2. Step 2: Convert to fraction form
    9,137.02/13,703.98 = 2,561.69/x
  3. Step 3: Cross multiply
    9,137.02x = 13,703.98 × 2,561.69
  4. Step 4: Simplify right side
    9,137.02x = 35,105,348.53
  5. Step 5: Solve for x
    x = 35,105,348.53/9,137.02
  6. Step 6: Final answer
    x = 3,842.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.