Home / 5,406.03-8,109.54-1,510.47

Finding the Fourth Proportional to 5,406.03, 8,109.54 and 1,510.47

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Solution

The fourth proportional to 5,406.03, 8,109.54 and 1,510.47 is: 2,265.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.03 : 8,109.54 = 1,510.47 : x
  2. Step 2: Convert to fraction form
    5,406.03/8,109.54 = 1,510.47/x
  3. Step 3: Cross multiply
    5,406.03x = 8,109.54 × 1,510.47
  4. Step 4: Simplify right side
    5,406.03x = 12,249,216.88
  5. Step 5: Solve for x
    x = 12,249,216.88/5,406.03
  6. Step 6: Final answer
    x = 2,265.84

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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.