Home / 9,933.74-13,708.51-5,457.77

Finding the Fourth Proportional to 9,933.74, 13,708.51 and 5,457.77

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Solution

The fourth proportional to 9,933.74, 13,708.51 and 5,457.77 is: 7,531.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.74 : 13,708.51 = 5,457.77 : x
  2. Step 2: Convert to fraction form
    9,933.74/13,708.51 = 5,457.77/x
  3. Step 3: Cross multiply
    9,933.74x = 13,708.51 × 5,457.77
  4. Step 4: Simplify right side
    9,933.74x = 74,817,894.62
  5. Step 5: Solve for x
    x = 74,817,894.62/9,933.74
  6. Step 6: Final answer
    x = 7,531.69

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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.