Home / 5,313.03-7,328.99-3,188.00

Finding the Fourth Proportional to 5,313.03, 7,328.99 and 3,188.00

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Solution

The fourth proportional to 5,313.03, 7,328.99 and 3,188.00 is: 4,397.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.03 : 7,328.99 = 3,188.00 : x
  2. Step 2: Convert to fraction form
    5,313.03/7,328.99 = 3,188.00/x
  3. Step 3: Cross multiply
    5,313.03x = 7,328.99 × 3,188.00
  4. Step 4: Simplify right side
    5,313.03x = 23,364,767.54
  5. Step 5: Solve for x
    x = 23,364,767.54/5,313.03
  6. Step 6: Final answer
    x = 4,397.64

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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.