Home / 9,809.08-14,715.90-3,235.80

Finding the Fourth Proportional to 9,809.08, 14,715.90 and 3,235.80

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Solution

The fourth proportional to 9,809.08, 14,715.90 and 3,235.80 is: 4,854.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809.08 : 14,715.90 = 3,235.80 : x
  2. Step 2: Convert to fraction form
    9,809.08/14,715.90 = 3,235.80/x
  3. Step 3: Cross multiply
    9,809.08x = 14,715.90 × 3,235.80
  4. Step 4: Simplify right side
    9,809.08x = 47,617,709.22
  5. Step 5: Solve for x
    x = 47,617,709.22/9,809.08
  6. Step 6: Final answer
    x = 4,854.45

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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.