Home / 2,719.84-3,752.32-1,656.64

Finding the Fourth Proportional to 2,719.84, 3,752.32 and 1,656.64

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Solution

The fourth proportional to 2,719.84, 3,752.32 and 1,656.64 is: 2,285.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.84 : 3,752.32 = 1,656.64 : x
  2. Step 2: Convert to fraction form
    2,719.84/3,752.32 = 1,656.64/x
  3. Step 3: Cross multiply
    2,719.84x = 3,752.32 × 1,656.64
  4. Step 4: Simplify right side
    2,719.84x = 6,216,243.40
  5. Step 5: Solve for x
    x = 6,216,243.40/2,719.84
  6. Step 6: Final answer
    x = 2,285.52

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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.