Home / 5,276.52-7,878.96-4,722.48

Finding the Fourth Proportional to 5,276.52, 7,878.96 and 4,722.48

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Solution

The fourth proportional to 5,276.52, 7,878.96 and 4,722.48 is: 7,051.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.52 : 7,878.96 = 4,722.48 : x
  2. Step 2: Convert to fraction form
    5,276.52/7,878.96 = 4,722.48/x
  3. Step 3: Cross multiply
    5,276.52x = 7,878.96 × 4,722.48
  4. Step 4: Simplify right side
    5,276.52x = 37,208,231.02
  5. Step 5: Solve for x
    x = 37,208,231.02/5,276.52
  6. Step 6: Final answer
    x = 7,051.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.