Home / 7,454.08-10,283.98-4,428.44

Finding the Fourth Proportional to 7,454.08, 10,283.98 and 4,428.44

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Solution

The fourth proportional to 7,454.08, 10,283.98 and 4,428.44 is: 6,109.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.08 : 10,283.98 = 4,428.44 : x
  2. Step 2: Convert to fraction form
    7,454.08/10,283.98 = 4,428.44/x
  3. Step 3: Cross multiply
    7,454.08x = 10,283.98 × 4,428.44
  4. Step 4: Simplify right side
    7,454.08x = 45,541,988.39
  5. Step 5: Solve for x
    x = 45,541,988.39/7,454.08
  6. Step 6: Final answer
    x = 6,109.67

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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.