Home / 1,746.02-2,620.47-1,636.55

Finding the Fourth Proportional to 1,746.02, 2,620.47 and 1,636.55

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Solution

The fourth proportional to 1,746.02, 2,620.47 and 1,636.55 is: 2,456.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.02 : 2,620.47 = 1,636.55 : x
  2. Step 2: Convert to fraction form
    1,746.02/2,620.47 = 1,636.55/x
  3. Step 3: Cross multiply
    1,746.02x = 2,620.47 × 1,636.55
  4. Step 4: Simplify right side
    1,746.02x = 4,288,530.18
  5. Step 5: Solve for x
    x = 4,288,530.18/1,746.02
  6. Step 6: Final answer
    x = 2,456.17

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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.