Home / 8,717.13-13,075.69-3,526.65

Finding the Fourth Proportional to 8,717.13, 13,075.69 and 3,526.65

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Solution

The fourth proportional to 8,717.13, 13,075.69 and 3,526.65 is: 5,289.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.13 : 13,075.69 = 3,526.65 : x
  2. Step 2: Convert to fraction form
    8,717.13/13,075.69 = 3,526.65/x
  3. Step 3: Cross multiply
    8,717.13x = 13,075.69 × 3,526.65
  4. Step 4: Simplify right side
    8,717.13x = 46,113,382.14
  5. Step 5: Solve for x
    x = 46,113,382.14/8,717.13
  6. Step 6: Final answer
    x = 5,289.97

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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.