Home / 10,537.80-14,540.93-6,288.08

Finding the Fourth Proportional to 10,537.80, 14,540.93 and 6,288.08

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Solution

The fourth proportional to 10,537.80, 14,540.93 and 6,288.08 is: 8,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,537.80 : 14,540.93 = 6,288.08 : x
  2. Step 2: Convert to fraction form
    10,537.80/14,540.93 = 6,288.08/x
  3. Step 3: Cross multiply
    10,537.80x = 14,540.93 × 6,288.08
  4. Step 4: Simplify right side
    10,537.80x = 91,434,454.23
  5. Step 5: Solve for x
    x = 91,434,454.23/10,537.80
  6. Step 6: Final answer
    x = 8,676.80

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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.