Home / 9,898.07-13,658.00-6,366.06

Finding the Fourth Proportional to 9,898.07, 13,658.00 and 6,366.06

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Solution

The fourth proportional to 9,898.07, 13,658.00 and 6,366.06 is: 8,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,898.07 : 13,658.00 = 6,366.06 : x
  2. Step 2: Convert to fraction form
    9,898.07/13,658.00 = 6,366.06/x
  3. Step 3: Cross multiply
    9,898.07x = 13,658.00 × 6,366.06
  4. Step 4: Simplify right side
    9,898.07x = 86,947,615.65
  5. Step 5: Solve for x
    x = 86,947,615.65/9,898.07
  6. Step 6: Final answer
    x = 8,784.30

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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.