Home / 7,219.04-10,829.24-2,835.47

Finding the Fourth Proportional to 7,219.04, 10,829.24 and 2,835.47

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Solution

The fourth proportional to 7,219.04, 10,829.24 and 2,835.47 is: 4,253.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219.04 : 10,829.24 = 2,835.47 : x
  2. Step 2: Convert to fraction form
    7,219.04/10,829.24 = 2,835.47/x
  3. Step 3: Cross multiply
    7,219.04x = 10,829.24 × 2,835.47
  4. Step 4: Simplify right side
    7,219.04x = 30,705,916.82
  5. Step 5: Solve for x
    x = 30,705,916.82/7,219.04
  6. Step 6: Final answer
    x = 4,253.47

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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.