Home / 9,417.67-14,128.87-6,649.75

Finding the Fourth Proportional to 9,417.67, 14,128.87 and 6,649.75

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Solution

The fourth proportional to 9,417.67, 14,128.87 and 6,649.75 is: 9,976.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417.67 : 14,128.87 = 6,649.75 : x
  2. Step 2: Convert to fraction form
    9,417.67/14,128.87 = 6,649.75/x
  3. Step 3: Cross multiply
    9,417.67x = 14,128.87 × 6,649.75
  4. Step 4: Simplify right side
    9,417.67x = 93,953,382.64
  5. Step 5: Solve for x
    x = 93,953,382.64/9,417.67
  6. Step 6: Final answer
    x = 9,976.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.