Home / 7,482.90-11,223.28-2,802.27

Finding the Fourth Proportional to 7,482.90, 11,223.28 and 2,802.27

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Solution

The fourth proportional to 7,482.90, 11,223.28 and 2,802.27 is: 4,203.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.90 : 11,223.28 = 2,802.27 : x
  2. Step 2: Convert to fraction form
    7,482.90/11,223.28 = 2,802.27/x
  3. Step 3: Cross multiply
    7,482.90x = 11,223.28 × 2,802.27
  4. Step 4: Simplify right side
    7,482.90x = 31,450,646.83
  5. Step 5: Solve for x
    x = 31,450,646.83/7,482.90
  6. Step 6: Final answer
    x = 4,203.00

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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.