Home / 9,458.51-14,110.40-8,787.29

Finding the Fourth Proportional to 9,458.51, 14,110.40 and 8,787.29

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Solution

The fourth proportional to 9,458.51, 14,110.40 and 8,787.29 is: 13,109.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,458.51 : 14,110.40 = 8,787.29 : x
  2. Step 2: Convert to fraction form
    9,458.51/14,110.40 = 8,787.29/x
  3. Step 3: Cross multiply
    9,458.51x = 14,110.40 × 8,787.29
  4. Step 4: Simplify right side
    9,458.51x = 123,992,128.23
  5. Step 5: Solve for x
    x = 123,992,128.23/9,458.51
  6. Step 6: Final answer
    x = 13,109.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.