Home / 7,960.58-11,946.05-3,030.26

Finding the Fourth Proportional to 7,960.58, 11,946.05 and 3,030.26

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Solution

The fourth proportional to 7,960.58, 11,946.05 and 3,030.26 is: 4,547.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.58 : 11,946.05 = 3,030.26 : x
  2. Step 2: Convert to fraction form
    7,960.58/11,946.05 = 3,030.26/x
  3. Step 3: Cross multiply
    7,960.58x = 11,946.05 × 3,030.26
  4. Step 4: Simplify right side
    7,960.58x = 36,199,637.47
  5. Step 5: Solve for x
    x = 36,199,637.47/7,960.58
  6. Step 6: Final answer
    x = 4,547.36

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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.