Home / 7,876.06-11,756.45-6,941.93

Finding the Fourth Proportional to 7,876.06, 11,756.45 and 6,941.93

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Solution

The fourth proportional to 7,876.06, 11,756.45 and 6,941.93 is: 10,362.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876.06 : 11,756.45 = 6,941.93 : x
  2. Step 2: Convert to fraction form
    7,876.06/11,756.45 = 6,941.93/x
  3. Step 3: Cross multiply
    7,876.06x = 11,756.45 × 6,941.93
  4. Step 4: Simplify right side
    7,876.06x = 81,612,411.52
  5. Step 5: Solve for x
    x = 81,612,411.52/7,876.06
  6. Step 6: Final answer
    x = 10,362.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.