Home / 7,005.23-9,685.68-6,695.41

Finding the Fourth Proportional to 7,005.23, 9,685.68 and 6,695.41

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Solution

The fourth proportional to 7,005.23, 9,685.68 and 6,695.41 is: 9,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005.23 : 9,685.68 = 6,695.41 : x
  2. Step 2: Convert to fraction form
    7,005.23/9,685.68 = 6,695.41/x
  3. Step 3: Cross multiply
    7,005.23x = 9,685.68 × 6,695.41
  4. Step 4: Simplify right side
    7,005.23x = 64,849,567.57
  5. Step 5: Solve for x
    x = 64,849,567.57/7,005.23
  6. Step 6: Final answer
    x = 9,257.30

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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.