Home / 1,479.26-2,041.63-1,126.35

Finding the Fourth Proportional to 1,479.26, 2,041.63 and 1,126.35

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Solution

The fourth proportional to 1,479.26, 2,041.63 and 1,126.35 is: 1,554.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479.26 : 2,041.63 = 1,126.35 : x
  2. Step 2: Convert to fraction form
    1,479.26/2,041.63 = 1,126.35/x
  3. Step 3: Cross multiply
    1,479.26x = 2,041.63 × 1,126.35
  4. Step 4: Simplify right side
    1,479.26x = 2,299,587.13
  5. Step 5: Solve for x
    x = 2,299,587.13/1,479.26
  6. Step 6: Final answer
    x = 1,554.55

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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.