Home / 10,416.24-14,374.40-5,878.62

Finding the Fourth Proportional to 10,416.24, 14,374.40 and 5,878.62

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Solution

The fourth proportional to 10,416.24, 14,374.40 and 5,878.62 is: 8,112.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416.24 : 14,374.40 = 5,878.62 : x
  2. Step 2: Convert to fraction form
    10,416.24/14,374.40 = 5,878.62/x
  3. Step 3: Cross multiply
    10,416.24x = 14,374.40 × 5,878.62
  4. Step 4: Simplify right side
    10,416.24x = 84,501,635.33
  5. Step 5: Solve for x
    x = 84,501,635.33/10,416.24
  6. Step 6: Final answer
    x = 8,112.49

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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.