Home / 7,887.06-11,813.31-4,802.58

Finding the Fourth Proportional to 7,887.06, 11,813.31 and 4,802.58

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Solution

The fourth proportional to 7,887.06, 11,813.31 and 4,802.58 is: 7,193.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887.06 : 11,813.31 = 4,802.58 : x
  2. Step 2: Convert to fraction form
    7,887.06/11,813.31 = 4,802.58/x
  3. Step 3: Cross multiply
    7,887.06x = 11,813.31 × 4,802.58
  4. Step 4: Simplify right side
    7,887.06x = 56,734,366.34
  5. Step 5: Solve for x
    x = 56,734,366.34/7,887.06
  6. Step 6: Final answer
    x = 7,193.35

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1.5x scale

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.