Home / 2,976.45-4,460.40-1,675.17

Finding the Fourth Proportional to 2,976.45, 4,460.40 and 1,675.17

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Solution

The fourth proportional to 2,976.45, 4,460.40 and 1,675.17 is: 2,510.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.45 : 4,460.40 = 1,675.17 : x
  2. Step 2: Convert to fraction form
    2,976.45/4,460.40 = 1,675.17/x
  3. Step 3: Cross multiply
    2,976.45x = 4,460.40 × 1,675.17
  4. Step 4: Simplify right side
    2,976.45x = 7,471,928.27
  5. Step 5: Solve for x
    x = 7,471,928.27/2,976.45
  6. Step 6: Final answer
    x = 2,510.35

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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.