Home / 10,630.09-14,669.61-6,653.47

Finding the Fourth Proportional to 10,630.09, 14,669.61 and 6,653.47

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Solution

The fourth proportional to 10,630.09, 14,669.61 and 6,653.47 is: 9,181.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630.09 : 14,669.61 = 6,653.47 : x
  2. Step 2: Convert to fraction form
    10,630.09/14,669.61 = 6,653.47/x
  3. Step 3: Cross multiply
    10,630.09x = 14,669.61 × 6,653.47
  4. Step 4: Simplify right side
    10,630.09x = 97,603,810.05
  5. Step 5: Solve for x
    x = 97,603,810.05/10,630.09
  6. Step 6: Final answer
    x = 9,181.84

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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.