Home / 7,511.34-10,365.81-4,154.39

Finding the Fourth Proportional to 7,511.34, 10,365.81 and 4,154.39

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Solution

The fourth proportional to 7,511.34, 10,365.81 and 4,154.39 is: 5,733.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.34 : 10,365.81 = 4,154.39 : x
  2. Step 2: Convert to fraction form
    7,511.34/10,365.81 = 4,154.39/x
  3. Step 3: Cross multiply
    7,511.34x = 10,365.81 × 4,154.39
  4. Step 4: Simplify right side
    7,511.34x = 43,063,565.58
  5. Step 5: Solve for x
    x = 43,063,565.58/7,511.34
  6. Step 6: Final answer
    x = 5,733.14

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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.