Home / 1,823.76-2,518.56-1,560.24

Finding the Fourth Proportional to 1,823.76, 2,518.56 and 1,560.24

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Solution

The fourth proportional to 1,823.76, 2,518.56 and 1,560.24 is: 2,154.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.76 : 2,518.56 = 1,560.24 : x
  2. Step 2: Convert to fraction form
    1,823.76/2,518.56 = 1,560.24/x
  3. Step 3: Cross multiply
    1,823.76x = 2,518.56 × 1,560.24
  4. Step 4: Simplify right side
    1,823.76x = 3,929,558.05
  5. Step 5: Solve for x
    x = 3,929,558.05/1,823.76
  6. Step 6: Final answer
    x = 2,154.65

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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.