Home / 9,784.13-14,679.23-2,858.63

Finding the Fourth Proportional to 9,784.13, 14,679.23 and 2,858.63

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Solution

The fourth proportional to 9,784.13, 14,679.23 and 2,858.63 is: 4,288.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.13 : 14,679.23 = 2,858.63 : x
  2. Step 2: Convert to fraction form
    9,784.13/14,679.23 = 2,858.63/x
  3. Step 3: Cross multiply
    9,784.13x = 14,679.23 × 2,858.63
  4. Step 4: Simplify right side
    9,784.13x = 41,962,399.57
  5. Step 5: Solve for x
    x = 41,962,399.57/9,784.13
  6. Step 6: Final answer
    x = 4,288.82

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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.