Home / 2,519.95-3,477.52-1,400.85

Finding the Fourth Proportional to 2,519.95, 3,477.52 and 1,400.85

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Solution

The fourth proportional to 2,519.95, 3,477.52 and 1,400.85 is: 1,933.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.95 : 3,477.52 = 1,400.85 : x
  2. Step 2: Convert to fraction form
    2,519.95/3,477.52 = 1,400.85/x
  3. Step 3: Cross multiply
    2,519.95x = 3,477.52 × 1,400.85
  4. Step 4: Simplify right side
    2,519.95x = 4,871,459.50
  5. Step 5: Solve for x
    x = 4,871,459.50/2,519.95
  6. Step 6: Final answer
    x = 1,933.16

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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.