Home / 3,056.04-4,217.40-1,876.40

Finding the Fourth Proportional to 3,056.04, 4,217.40 and 1,876.40

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Solution

The fourth proportional to 3,056.04, 4,217.40 and 1,876.40 is: 2,589.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.04 : 4,217.40 = 1,876.40 : x
  2. Step 2: Convert to fraction form
    3,056.04/4,217.40 = 1,876.40/x
  3. Step 3: Cross multiply
    3,056.04x = 4,217.40 × 1,876.40
  4. Step 4: Simplify right side
    3,056.04x = 7,913,529.36
  5. Step 5: Solve for x
    x = 7,913,529.36/3,056.04
  6. Step 6: Final answer
    x = 2,589.47

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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.