Home / 5,473.60-8,215.80-2,703.40

Finding the Fourth Proportional to 5,473.60, 8,215.80 and 2,703.40

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Solution

The fourth proportional to 5,473.60, 8,215.80 and 2,703.40 is: 4,057.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473.60 : 8,215.80 = 2,703.40 : x
  2. Step 2: Convert to fraction form
    5,473.60/8,215.80 = 2,703.40/x
  3. Step 3: Cross multiply
    5,473.60x = 8,215.80 × 2,703.40
  4. Step 4: Simplify right side
    5,473.60x = 22,210,593.72
  5. Step 5: Solve for x
    x = 22,210,593.72/5,473.60
  6. Step 6: Final answer
    x = 4,057.77

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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.