Home / 10,648.53-14,689.35-6,171.26

Finding the Fourth Proportional to 10,648.53, 14,689.35 and 6,171.26

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Solution

The fourth proportional to 10,648.53, 14,689.35 and 6,171.26 is: 8,513.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,648.53 : 14,689.35 = 6,171.26 : x
  2. Step 2: Convert to fraction form
    10,648.53/14,689.35 = 6,171.26/x
  3. Step 3: Cross multiply
    10,648.53x = 14,689.35 × 6,171.26
  4. Step 4: Simplify right side
    10,648.53x = 90,651,724.63
  5. Step 5: Solve for x
    x = 90,651,724.63/10,648.53
  6. Step 6: Final answer
    x = 8,513.07

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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.