Home / 11,964.72-16,510.74-6,587.04

Finding the Fourth Proportional to 11,964.72, 16,510.74 and 6,587.04

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Solution

The fourth proportional to 11,964.72, 16,510.74 and 6,587.04 is: 9,089.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.72 : 16,510.74 = 6,587.04 : x
  2. Step 2: Convert to fraction form
    11,964.72/16,510.74 = 6,587.04/x
  3. Step 3: Cross multiply
    11,964.72x = 16,510.74 × 6,587.04
  4. Step 4: Simplify right side
    11,964.72x = 108,756,904.81
  5. Step 5: Solve for x
    x = 108,756,904.81/11,964.72
  6. Step 6: Final answer
    x = 9,089.80

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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.