Home / 2,903.13-4,005.60-1,723.98

Finding the Fourth Proportional to 2,903.13, 4,005.60 and 1,723.98

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Solution

The fourth proportional to 2,903.13, 4,005.60 and 1,723.98 is: 2,378.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.13 : 4,005.60 = 1,723.98 : x
  2. Step 2: Convert to fraction form
    2,903.13/4,005.60 = 1,723.98/x
  3. Step 3: Cross multiply
    2,903.13x = 4,005.60 × 1,723.98
  4. Step 4: Simplify right side
    2,903.13x = 6,905,574.29
  5. Step 5: Solve for x
    x = 6,905,574.29/2,903.13
  6. Step 6: Final answer
    x = 2,378.67

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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.