Home / 9,801.13-14,687.34-4,860.90

Finding the Fourth Proportional to 9,801.13, 14,687.34 and 4,860.90

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Solution

The fourth proportional to 9,801.13, 14,687.34 and 4,860.90 is: 7,284.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,801.13 : 14,687.34 = 4,860.90 : x
  2. Step 2: Convert to fraction form
    9,801.13/14,687.34 = 4,860.90/x
  3. Step 3: Cross multiply
    9,801.13x = 14,687.34 × 4,860.90
  4. Step 4: Simplify right side
    9,801.13x = 71,393,697.21
  5. Step 5: Solve for x
    x = 71,393,697.21/9,801.13
  6. Step 6: Final answer
    x = 7,284.23

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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.