Home / 3,031.02-4,536-1,860.48

Finding the Fourth Proportional to 3,031.02, 4,536 and 1,860.48

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Solution

The fourth proportional to 3,031.02, 4,536 and 1,860.48 is: 2,784.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.02 : 4,536 = 1,860.48 : x
  2. Step 2: Convert to fraction form
    3,031.02/4,536 = 1,860.48/x
  3. Step 3: Cross multiply
    3,031.02x = 4,536 × 1,860.48
  4. Step 4: Simplify right side
    3,031.02x = 8,439,137.28
  5. Step 5: Solve for x
    x = 8,439,137.28/3,031.02
  6. Step 6: Final answer
    x = 2,784.26

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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.