Home / 7,277.90-10,918.49-2,598.39

Finding the Fourth Proportional to 7,277.90, 10,918.49 and 2,598.39

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Solution

The fourth proportional to 7,277.90, 10,918.49 and 2,598.39 is: 3,898.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.90 : 10,918.49 = 2,598.39 : x
  2. Step 2: Convert to fraction form
    7,277.90/10,918.49 = 2,598.39/x
  3. Step 3: Cross multiply
    7,277.90x = 10,918.49 × 2,598.39
  4. Step 4: Simplify right side
    7,277.90x = 28,370,482.24
  5. Step 5: Solve for x
    x = 28,370,482.24/7,277.90
  6. Step 6: Final answer
    x = 3,898.17

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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.