Home / 4,320.02-6,480.10-1,358.37

Finding the Fourth Proportional to 4,320.02, 6,480.10 and 1,358.37

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Solution

The fourth proportional to 4,320.02, 6,480.10 and 1,358.37 is: 2,037.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.02 : 6,480.10 = 1,358.37 : x
  2. Step 2: Convert to fraction form
    4,320.02/6,480.10 = 1,358.37/x
  3. Step 3: Cross multiply
    4,320.02x = 6,480.10 × 1,358.37
  4. Step 4: Simplify right side
    4,320.02x = 8,802,373.44
  5. Step 5: Solve for x
    x = 8,802,373.44/4,320.02
  6. Step 6: Final answer
    x = 2,037.58

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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.