Home / 6,713.28-9,256.01-4,319.19

Finding the Fourth Proportional to 6,713.28, 9,256.01 and 4,319.19

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Solution

The fourth proportional to 6,713.28, 9,256.01 and 4,319.19 is: 5,955.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,713.28 : 9,256.01 = 4,319.19 : x
  2. Step 2: Convert to fraction form
    6,713.28/9,256.01 = 4,319.19/x
  3. Step 3: Cross multiply
    6,713.28x = 9,256.01 × 4,319.19
  4. Step 4: Simplify right side
    6,713.28x = 39,978,444.24
  5. Step 5: Solve for x
    x = 39,978,444.24/6,713.28
  6. Step 6: Final answer
    x = 5,955.13

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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.