Home / 1,895.08-2,615.06-1,098.26

Finding the Fourth Proportional to 1,895.08, 2,615.06 and 1,098.26

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Solution

The fourth proportional to 1,895.08, 2,615.06 and 1,098.26 is: 1,515.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.08 : 2,615.06 = 1,098.26 : x
  2. Step 2: Convert to fraction form
    1,895.08/2,615.06 = 1,098.26/x
  3. Step 3: Cross multiply
    1,895.08x = 2,615.06 × 1,098.26
  4. Step 4: Simplify right side
    1,895.08x = 2,872,015.80
  5. Step 5: Solve for x
    x = 2,872,015.80/1,895.08
  6. Step 6: Final answer
    x = 1,515.51

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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.