Home / 7,559.49-10,432.78-4,202.99

Finding the Fourth Proportional to 7,559.49, 10,432.78 and 4,202.99

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Solution

The fourth proportional to 7,559.49, 10,432.78 and 4,202.99 is: 5,800.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.49 : 10,432.78 = 4,202.99 : x
  2. Step 2: Convert to fraction form
    7,559.49/10,432.78 = 4,202.99/x
  3. Step 3: Cross multiply
    7,559.49x = 10,432.78 × 4,202.99
  4. Step 4: Simplify right side
    7,559.49x = 43,848,849.18
  5. Step 5: Solve for x
    x = 43,848,849.18/7,559.49
  6. Step 6: Final answer
    x = 5,800.50

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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.