Home / 4,501.83-6,210.79-2,820.31

Finding the Fourth Proportional to 4,501.83, 6,210.79 and 2,820.31

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Solution

The fourth proportional to 4,501.83, 6,210.79 and 2,820.31 is: 3,890.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,501.83 : 6,210.79 = 2,820.31 : x
  2. Step 2: Convert to fraction form
    4,501.83/6,210.79 = 2,820.31/x
  3. Step 3: Cross multiply
    4,501.83x = 6,210.79 × 2,820.31
  4. Step 4: Simplify right side
    4,501.83x = 17,516,341.14
  5. Step 5: Solve for x
    x = 17,516,341.14/4,501.83
  6. Step 6: Final answer
    x = 3,890.94

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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.