Home / 7,347.13-11,020.69-1,875.13

Finding the Fourth Proportional to 7,347.13, 11,020.69 and 1,875.13

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Solution

The fourth proportional to 7,347.13, 11,020.69 and 1,875.13 is: 2,812.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.13 : 11,020.69 = 1,875.13 : x
  2. Step 2: Convert to fraction form
    7,347.13/11,020.69 = 1,875.13/x
  3. Step 3: Cross multiply
    7,347.13x = 11,020.69 × 1,875.13
  4. Step 4: Simplify right side
    7,347.13x = 20,665,226.44
  5. Step 5: Solve for x
    x = 20,665,226.44/7,347.13
  6. Step 6: Final answer
    x = 2,812.69

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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.