Home / 1,746.13-2,410.21-1,118.34

Finding the Fourth Proportional to 1,746.13, 2,410.21 and 1,118.34

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Solution

The fourth proportional to 1,746.13, 2,410.21 and 1,118.34 is: 1,543.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.13 : 2,410.21 = 1,118.34 : x
  2. Step 2: Convert to fraction form
    1,746.13/2,410.21 = 1,118.34/x
  3. Step 3: Cross multiply
    1,746.13x = 2,410.21 × 1,118.34
  4. Step 4: Simplify right side
    1,746.13x = 2,695,434.25
  5. Step 5: Solve for x
    x = 2,695,434.25/1,746.13
  6. Step 6: Final answer
    x = 1,543.66

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.