Home / 9,825.58-13,555.51-6,992.07

Finding the Fourth Proportional to 9,825.58, 13,555.51 and 6,992.07

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Solution

The fourth proportional to 9,825.58, 13,555.51 and 6,992.07 is: 9,646.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,825.58 : 13,555.51 = 6,992.07 : x
  2. Step 2: Convert to fraction form
    9,825.58/13,555.51 = 6,992.07/x
  3. Step 3: Cross multiply
    9,825.58x = 13,555.51 × 6,992.07
  4. Step 4: Simplify right side
    9,825.58x = 94,781,074.81
  5. Step 5: Solve for x
    x = 94,781,074.81/9,825.58
  6. Step 6: Final answer
    x = 9,646.36

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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.