Home / 1,823.24-2,515.74-1,077.32

Finding the Fourth Proportional to 1,823.24, 2,515.74 and 1,077.32

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Solution

The fourth proportional to 1,823.24, 2,515.74 and 1,077.32 is: 1,486.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.24 : 2,515.74 = 1,077.32 : x
  2. Step 2: Convert to fraction form
    1,823.24/2,515.74 = 1,077.32/x
  3. Step 3: Cross multiply
    1,823.24x = 2,515.74 × 1,077.32
  4. Step 4: Simplify right side
    1,823.24x = 2,710,257.02
  5. Step 5: Solve for x
    x = 2,710,257.02/1,823.24
  6. Step 6: Final answer
    x = 1,486.51

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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.