Home / 11,707.80-17,527.08-7,535.49

Finding the Fourth Proportional to 11,707.80, 17,527.08 and 7,535.49

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Solution

The fourth proportional to 11,707.80, 17,527.08 and 7,535.49 is: 11,280.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707.80 : 17,527.08 = 7,535.49 : x
  2. Step 2: Convert to fraction form
    11,707.80/17,527.08 = 7,535.49/x
  3. Step 3: Cross multiply
    11,707.80x = 17,527.08 × 7,535.49
  4. Step 4: Simplify right side
    11,707.80x = 132,075,136.07
  5. Step 5: Solve for x
    x = 132,075,136.07/11,707.80
  6. Step 6: Final answer
    x = 11,280.95

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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.