Home / 5,567.51-8,351.40-1,869.86

Finding the Fourth Proportional to 5,567.51, 8,351.40 and 1,869.86

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Solution

The fourth proportional to 5,567.51, 8,351.40 and 1,869.86 is: 2,804.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,567.51 : 8,351.40 = 1,869.86 : x
  2. Step 2: Convert to fraction form
    5,567.51/8,351.40 = 1,869.86/x
  3. Step 3: Cross multiply
    5,567.51x = 8,351.40 × 1,869.86
  4. Step 4: Simplify right side
    5,567.51x = 15,615,948.80
  5. Step 5: Solve for x
    x = 15,615,948.80/5,567.51
  6. Step 6: Final answer
    x = 2,804.84

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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.