Home / 7,289.04-10,930.80-2,357.35

Finding the Fourth Proportional to 7,289.04, 10,930.80 and 2,357.35

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Solution

The fourth proportional to 7,289.04, 10,930.80 and 2,357.35 is: 3,535.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.04 : 10,930.80 = 2,357.35 : x
  2. Step 2: Convert to fraction form
    7,289.04/10,930.80 = 2,357.35/x
  3. Step 3: Cross multiply
    7,289.04x = 10,930.80 × 2,357.35
  4. Step 4: Simplify right side
    7,289.04x = 25,767,751.12
  5. Step 5: Solve for x
    x = 25,767,751.12/7,289.04
  6. Step 6: Final answer
    x = 3,535.14

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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.