Home / 7,475.04-11,212.14-2,280.50

Finding the Fourth Proportional to 7,475.04, 11,212.14 and 2,280.50

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Solution

The fourth proportional to 7,475.04, 11,212.14 and 2,280.50 is: 3,420.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.04 : 11,212.14 = 2,280.50 : x
  2. Step 2: Convert to fraction form
    7,475.04/11,212.14 = 2,280.50/x
  3. Step 3: Cross multiply
    7,475.04x = 11,212.14 × 2,280.50
  4. Step 4: Simplify right side
    7,475.04x = 25,569,285.27
  5. Step 5: Solve for x
    x = 25,569,285.27/7,475.04
  6. Step 6: Final answer
    x = 3,420.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.