Home / 1,747.04-2,621.48-1,646.20

Finding the Fourth Proportional to 1,747.04, 2,621.48 and 1,646.20

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Solution

The fourth proportional to 1,747.04, 2,621.48 and 1,646.20 is: 2,470.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.04 : 2,621.48 = 1,646.20 : x
  2. Step 2: Convert to fraction form
    1,747.04/2,621.48 = 1,646.20/x
  3. Step 3: Cross multiply
    1,747.04x = 2,621.48 × 1,646.20
  4. Step 4: Simplify right side
    1,747.04x = 4,315,465.59
  5. Step 5: Solve for x
    x = 4,315,465.59/1,747.04
  6. Step 6: Final answer
    x = 2,470.15

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1.5x scale

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.