Home / 8,717.31-13,075.95-2,477.22

Finding the Fourth Proportional to 8,717.31, 13,075.95 and 2,477.22

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Solution

The fourth proportional to 8,717.31, 13,075.95 and 2,477.22 is: 3,715.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.31 : 13,075.95 = 2,477.22 : x
  2. Step 2: Convert to fraction form
    8,717.31/13,075.95 = 2,477.22/x
  3. Step 3: Cross multiply
    8,717.31x = 13,075.95 × 2,477.22
  4. Step 4: Simplify right side
    8,717.31x = 32,392,004.86
  5. Step 5: Solve for x
    x = 32,392,004.86/8,717.31
  6. Step 6: Final answer
    x = 3,715.83

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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.