Home / 5,303.56-7,315.86-4,309.96

Finding the Fourth Proportional to 5,303.56, 7,315.86 and 4,309.96

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Solution

The fourth proportional to 5,303.56, 7,315.86 and 4,309.96 is: 5,945.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.56 : 7,315.86 = 4,309.96 : x
  2. Step 2: Convert to fraction form
    5,303.56/7,315.86 = 4,309.96/x
  3. Step 3: Cross multiply
    5,303.56x = 7,315.86 × 4,309.96
  4. Step 4: Simplify right side
    5,303.56x = 31,531,063.97
  5. Step 5: Solve for x
    x = 31,531,063.97/5,303.56
  6. Step 6: Final answer
    x = 5,945.26

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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.