Home / 2,719.95-3,753.53-1,477.95

Finding the Fourth Proportional to 2,719.95, 3,753.53 and 1,477.95

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Solution

The fourth proportional to 2,719.95, 3,753.53 and 1,477.95 is: 2,039.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.95 : 3,753.53 = 1,477.95 : x
  2. Step 2: Convert to fraction form
    2,719.95/3,753.53 = 1,477.95/x
  3. Step 3: Cross multiply
    2,719.95x = 3,753.53 × 1,477.95
  4. Step 4: Simplify right side
    2,719.95x = 5,547,529.66
  5. Step 5: Solve for x
    x = 5,547,529.66/2,719.95
  6. Step 6: Final answer
    x = 2,039.57

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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.