Home / 9,933.36-13,708.30-5,457.46

Finding the Fourth Proportional to 9,933.36, 13,708.30 and 5,457.46

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Solution

The fourth proportional to 9,933.36, 13,708.30 and 5,457.46 is: 7,531.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.36 : 13,708.30 = 5,457.46 : x
  2. Step 2: Convert to fraction form
    9,933.36/13,708.30 = 5,457.46/x
  3. Step 3: Cross multiply
    9,933.36x = 13,708.30 × 5,457.46
  4. Step 4: Simplify right side
    9,933.36x = 74,812,498.92
  5. Step 5: Solve for x
    x = 74,812,498.92/9,933.36
  6. Step 6: Final answer
    x = 7,531.44

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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.