Home / 10,689.07-14,752.16-8,893.37

Finding the Fourth Proportional to 10,689.07, 14,752.16 and 8,893.37

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Solution

The fourth proportional to 10,689.07, 14,752.16 and 8,893.37 is: 12,273.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689.07 : 14,752.16 = 8,893.37 : x
  2. Step 2: Convert to fraction form
    10,689.07/14,752.16 = 8,893.37/x
  3. Step 3: Cross multiply
    10,689.07x = 14,752.16 × 8,893.37
  4. Step 4: Simplify right side
    10,689.07x = 131,196,457.51
  5. Step 5: Solve for x
    x = 131,196,457.51/10,689.07
  6. Step 6: Final answer
    x = 12,273.89

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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.