Home / 9,973.92-14,929.29-5,578.05

Finding the Fourth Proportional to 9,973.92, 14,929.29 and 5,578.05

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Solution

The fourth proportional to 9,973.92, 14,929.29 and 5,578.05 is: 8,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,973.92 : 14,929.29 = 5,578.05 : x
  2. Step 2: Convert to fraction form
    9,973.92/14,929.29 = 5,578.05/x
  3. Step 3: Cross multiply
    9,973.92x = 14,929.29 × 5,578.05
  4. Step 4: Simplify right side
    9,973.92x = 83,276,326.08
  5. Step 5: Solve for x
    x = 83,276,326.08/9,973.92
  6. Step 6: Final answer
    x = 8,349.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.