Home / 7,664.10-10,575.54-4,306.50

Finding the Fourth Proportional to 7,664.10, 10,575.54 and 4,306.50

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Solution

The fourth proportional to 7,664.10, 10,575.54 and 4,306.50 is: 5,942.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.10 : 10,575.54 = 4,306.50 : x
  2. Step 2: Convert to fraction form
    7,664.10/10,575.54 = 4,306.50/x
  3. Step 3: Cross multiply
    7,664.10x = 10,575.54 × 4,306.50
  4. Step 4: Simplify right side
    7,664.10x = 45,543,563.01
  5. Step 5: Solve for x
    x = 45,543,563.01/7,664.10
  6. Step 6: Final answer
    x = 5,942.45

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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.