Home / 1,767.24-2,438.46-1,176.75

Finding the Fourth Proportional to 1,767.24, 2,438.46 and 1,176.75

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Solution

The fourth proportional to 1,767.24, 2,438.46 and 1,176.75 is: 1,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767.24 : 2,438.46 = 1,176.75 : x
  2. Step 2: Convert to fraction form
    1,767.24/2,438.46 = 1,176.75/x
  3. Step 3: Cross multiply
    1,767.24x = 2,438.46 × 1,176.75
  4. Step 4: Simplify right side
    1,767.24x = 2,869,457.81
  5. Step 5: Solve for x
    x = 2,869,457.81/1,767.24
  6. Step 6: Final answer
    x = 1,623.69

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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.