Home / 1,635.23-2,258.47-1,110.35

Finding the Fourth Proportional to 1,635.23, 2,258.47 and 1,110.35

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Solution

The fourth proportional to 1,635.23, 2,258.47 and 1,110.35 is: 1,533.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635.23 : 2,258.47 = 1,110.35 : x
  2. Step 2: Convert to fraction form
    1,635.23/2,258.47 = 1,110.35/x
  3. Step 3: Cross multiply
    1,635.23x = 2,258.47 × 1,110.35
  4. Step 4: Simplify right side
    1,635.23x = 2,507,680.87
  5. Step 5: Solve for x
    x = 2,507,680.87/1,635.23
  6. Step 6: Final answer
    x = 1,533.54

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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.