Home / 10,649.25-14,700.48-6,669.51

Finding the Fourth Proportional to 10,649.25, 14,700.48 and 6,669.51

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Solution

The fourth proportional to 10,649.25, 14,700.48 and 6,669.51 is: 9,206.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,649.25 : 14,700.48 = 6,669.51 : x
  2. Step 2: Convert to fraction form
    10,649.25/14,700.48 = 6,669.51/x
  3. Step 3: Cross multiply
    10,649.25x = 14,700.48 × 6,669.51
  4. Step 4: Simplify right side
    10,649.25x = 98,044,998.36
  5. Step 5: Solve for x
    x = 98,044,998.36/10,649.25
  6. Step 6: Final answer
    x = 9,206.75

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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.