Home / 8,717.49-12,030.09-4,941.37

Finding the Fourth Proportional to 8,717.49, 12,030.09 and 4,941.37

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Solution

The fourth proportional to 8,717.49, 12,030.09 and 4,941.37 is: 6,819.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.49 : 12,030.09 = 4,941.37 : x
  2. Step 2: Convert to fraction form
    8,717.49/12,030.09 = 4,941.37/x
  3. Step 3: Cross multiply
    8,717.49x = 12,030.09 × 4,941.37
  4. Step 4: Simplify right side
    8,717.49x = 59,445,125.82
  5. Step 5: Solve for x
    x = 59,445,125.82/8,717.49
  6. Step 6: Final answer
    x = 6,819.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.