Home / 2,465.08-3,698.37-1,077.76

Finding the Fourth Proportional to 2,465.08, 3,698.37 and 1,077.76

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Solution

The fourth proportional to 2,465.08, 3,698.37 and 1,077.76 is: 1,616.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.08 : 3,698.37 = 1,077.76 : x
  2. Step 2: Convert to fraction form
    2,465.08/3,698.37 = 1,077.76/x
  3. Step 3: Cross multiply
    2,465.08x = 3,698.37 × 1,077.76
  4. Step 4: Simplify right side
    2,465.08x = 3,985,955.25
  5. Step 5: Solve for x
    x = 3,985,955.25/2,465.08
  6. Step 6: Final answer
    x = 1,616.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.