Home / 5,483.21-8,225.34-1,534.47

Finding the Fourth Proportional to 5,483.21, 8,225.34 and 1,534.47

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Solution

The fourth proportional to 5,483.21, 8,225.34 and 1,534.47 is: 2,301.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.21 : 8,225.34 = 1,534.47 : x
  2. Step 2: Convert to fraction form
    5,483.21/8,225.34 = 1,534.47/x
  3. Step 3: Cross multiply
    5,483.21x = 8,225.34 × 1,534.47
  4. Step 4: Simplify right side
    5,483.21x = 12,621,533.63
  5. Step 5: Solve for x
    x = 12,621,533.63/5,483.21
  6. Step 6: Final answer
    x = 2,301.85

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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.