Home / 9,820.51-14,730.73-2,800.37

Finding the Fourth Proportional to 9,820.51, 14,730.73 and 2,800.37

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Solution

The fourth proportional to 9,820.51, 14,730.73 and 2,800.37 is: 4,200.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820.51 : 14,730.73 = 2,800.37 : x
  2. Step 2: Convert to fraction form
    9,820.51/14,730.73 = 2,800.37/x
  3. Step 3: Cross multiply
    9,820.51x = 14,730.73 × 2,800.37
  4. Step 4: Simplify right side
    9,820.51x = 41,251,524.20
  5. Step 5: Solve for x
    x = 41,251,524.20/9,820.51
  6. Step 6: Final answer
    x = 4,200.55

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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.