Home / 11,451.69-15,802.50-6,671.67

Finding the Fourth Proportional to 11,451.69, 15,802.50 and 6,671.67

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Solution

The fourth proportional to 11,451.69, 15,802.50 and 6,671.67 is: 9,206.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.69 : 15,802.50 = 6,671.67 : x
  2. Step 2: Convert to fraction form
    11,451.69/15,802.50 = 6,671.67/x
  3. Step 3: Cross multiply
    11,451.69x = 15,802.50 × 6,671.67
  4. Step 4: Simplify right side
    11,451.69x = 105,429,065.18
  5. Step 5: Solve for x
    x = 105,429,065.18/11,451.69
  6. Step 6: Final answer
    x = 9,206.42

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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.