Home / 3,036.31-4,190.03-1,709.93

Finding the Fourth Proportional to 3,036.31, 4,190.03 and 1,709.93

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Solution

The fourth proportional to 3,036.31, 4,190.03 and 1,709.93 is: 2,359.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.31 : 4,190.03 = 1,709.93 : x
  2. Step 2: Convert to fraction form
    3,036.31/4,190.03 = 1,709.93/x
  3. Step 3: Cross multiply
    3,036.31x = 4,190.03 × 1,709.93
  4. Step 4: Simplify right side
    3,036.31x = 7,164,666.34
  5. Step 5: Solve for x
    x = 7,164,666.34/3,036.31
  6. Step 6: Final answer
    x = 2,359.66

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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.