Home / 1,874.32-2,586.28-1,088.22

Finding the Fourth Proportional to 1,874.32, 2,586.28 and 1,088.22

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Solution

The fourth proportional to 1,874.32, 2,586.28 and 1,088.22 is: 1,501.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874.32 : 2,586.28 = 1,088.22 : x
  2. Step 2: Convert to fraction form
    1,874.32/2,586.28 = 1,088.22/x
  3. Step 3: Cross multiply
    1,874.32x = 2,586.28 × 1,088.22
  4. Step 4: Simplify right side
    1,874.32x = 2,814,441.62
  5. Step 5: Solve for x
    x = 2,814,441.62/1,874.32
  6. Step 6: Final answer
    x = 1,501.58

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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.