Home / 10,374.36-14,317.20-9,674.52

Finding the Fourth Proportional to 10,374.36, 14,317.20 and 9,674.52

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Solution

The fourth proportional to 10,374.36, 14,317.20 and 9,674.52 is: 13,351.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374.36 : 14,317.20 = 9,674.52 : x
  2. Step 2: Convert to fraction form
    10,374.36/14,317.20 = 9,674.52/x
  3. Step 3: Cross multiply
    10,374.36x = 14,317.20 × 9,674.52
  4. Step 4: Simplify right side
    10,374.36x = 138,512,037.74
  5. Step 5: Solve for x
    x = 138,512,037.74/10,374.36
  6. Step 6: Final answer
    x = 13,351.38

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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.