Home / 4,802.20-7,203.03-1,339.45

Finding the Fourth Proportional to 4,802.20, 7,203.03 and 1,339.45

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Solution

The fourth proportional to 4,802.20, 7,203.03 and 1,339.45 is: 2,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.20 : 7,203.03 = 1,339.45 : x
  2. Step 2: Convert to fraction form
    4,802.20/7,203.03 = 1,339.45/x
  3. Step 3: Cross multiply
    4,802.20x = 7,203.03 × 1,339.45
  4. Step 4: Simplify right side
    4,802.20x = 9,648,098.53
  5. Step 5: Solve for x
    x = 9,648,098.53/4,802.20
  6. Step 6: Final answer
    x = 2,009.10

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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.