Home / 11,581.79-17,368.09-4,182.23

Finding the Fourth Proportional to 11,581.79, 17,368.09 and 4,182.23

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Solution

The fourth proportional to 11,581.79, 17,368.09 and 4,182.23 is: 6,271.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.79 : 17,368.09 = 4,182.23 : x
  2. Step 2: Convert to fraction form
    11,581.79/17,368.09 = 4,182.23/x
  3. Step 3: Cross multiply
    11,581.79x = 17,368.09 × 4,182.23
  4. Step 4: Simplify right side
    11,581.79x = 72,637,380.01
  5. Step 5: Solve for x
    x = 72,637,380.01/11,581.79
  6. Step 6: Final answer
    x = 6,271.69

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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.