Home / 7,903.45-11,848.29-2,971.77

Finding the Fourth Proportional to 7,903.45, 11,848.29 and 2,971.77

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Solution

The fourth proportional to 7,903.45, 11,848.29 and 2,971.77 is: 4,455.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.45 : 11,848.29 = 2,971.77 : x
  2. Step 2: Convert to fraction form
    7,903.45/11,848.29 = 2,971.77/x
  3. Step 3: Cross multiply
    7,903.45x = 11,848.29 × 2,971.77
  4. Step 4: Simplify right side
    7,903.45x = 35,210,392.77
  5. Step 5: Solve for x
    x = 35,210,392.77/7,903.45
  6. Step 6: Final answer
    x = 4,455.07

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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.