Home / 9,898.00-13,659.24-5,421.91

Finding the Fourth Proportional to 9,898.00, 13,659.24 and 5,421.91

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Solution

The fourth proportional to 9,898.00, 13,659.24 and 5,421.91 is: 7,482.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,898.00 : 13,659.24 = 5,421.91 : x
  2. Step 2: Convert to fraction form
    9,898.00/13,659.24 = 5,421.91/x
  3. Step 3: Cross multiply
    9,898.00x = 13,659.24 × 5,421.91
  4. Step 4: Simplify right side
    9,898.00x = 74,059,187.02
  5. Step 5: Solve for x
    x = 74,059,187.02/9,898.00
  6. Step 6: Final answer
    x = 7,482.24

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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.