Home / 9,698.34-13,382.68-6,510.99

Finding the Fourth Proportional to 9,698.34, 13,382.68 and 6,510.99

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Solution

The fourth proportional to 9,698.34, 13,382.68 and 6,510.99 is: 8,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,698.34 : 13,382.68 = 6,510.99 : x
  2. Step 2: Convert to fraction form
    9,698.34/13,382.68 = 6,510.99/x
  3. Step 3: Cross multiply
    9,698.34x = 13,382.68 × 6,510.99
  4. Step 4: Simplify right side
    9,698.34x = 87,134,495.65
  5. Step 5: Solve for x
    x = 87,134,495.65/9,698.34
  6. Step 6: Final answer
    x = 8,984.48

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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.