Home / 7,095.09-10,641.42-1,899.75

Finding the Fourth Proportional to 7,095.09, 10,641.42 and 1,899.75

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Solution

The fourth proportional to 7,095.09, 10,641.42 and 1,899.75 is: 2,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.09 : 10,641.42 = 1,899.75 : x
  2. Step 2: Convert to fraction form
    7,095.09/10,641.42 = 1,899.75/x
  3. Step 3: Cross multiply
    7,095.09x = 10,641.42 × 1,899.75
  4. Step 4: Simplify right side
    7,095.09x = 20,216,037.65
  5. Step 5: Solve for x
    x = 20,216,037.65/7,095.09
  6. Step 6: Final answer
    x = 2,849.30

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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.