Home / 7,377.42-10,194.75-5,817.90

Finding the Fourth Proportional to 7,377.42, 10,194.75 and 5,817.90

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Solution

The fourth proportional to 7,377.42, 10,194.75 and 5,817.90 is: 8,039.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.42 : 10,194.75 = 5,817.90 : x
  2. Step 2: Convert to fraction form
    7,377.42/10,194.75 = 5,817.90/x
  3. Step 3: Cross multiply
    7,377.42x = 10,194.75 × 5,817.90
  4. Step 4: Simplify right side
    7,377.42x = 59,312,036.03
  5. Step 5: Solve for x
    x = 59,312,036.03/7,377.42
  6. Step 6: Final answer
    x = 8,039.67

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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.