Home / 3,430.19-4,733.66-1,858.29

Finding the Fourth Proportional to 3,430.19, 4,733.66 and 1,858.29

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Solution

The fourth proportional to 3,430.19, 4,733.66 and 1,858.29 is: 2,564.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430.19 : 4,733.66 = 1,858.29 : x
  2. Step 2: Convert to fraction form
    3,430.19/4,733.66 = 1,858.29/x
  3. Step 3: Cross multiply
    3,430.19x = 4,733.66 × 1,858.29
  4. Step 4: Simplify right side
    3,430.19x = 8,796,510.72
  5. Step 5: Solve for x
    x = 8,796,510.72/3,430.19
  6. Step 6: Final answer
    x = 2,564.44

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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.