Home / 10,503.74-14,490.32-6,725.09

Finding the Fourth Proportional to 10,503.74, 14,490.32 and 6,725.09

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Solution

The fourth proportional to 10,503.74, 14,490.32 and 6,725.09 is: 9,277.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,503.74 : 14,490.32 = 6,725.09 : x
  2. Step 2: Convert to fraction form
    10,503.74/14,490.32 = 6,725.09/x
  3. Step 3: Cross multiply
    10,503.74x = 14,490.32 × 6,725.09
  4. Step 4: Simplify right side
    10,503.74x = 97,448,600.05
  5. Step 5: Solve for x
    x = 97,448,600.05/10,503.74
  6. Step 6: Final answer
    x = 9,277.52

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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.