Home / 9,480.12-13,075.38-5,703

Finding the Fourth Proportional to 9,480.12, 13,075.38 and 5,703

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Solution

The fourth proportional to 9,480.12, 13,075.38 and 5,703 is: 7,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.12 : 13,075.38 = 5,703 : x
  2. Step 2: Convert to fraction form
    9,480.12/13,075.38 = 5,703/x
  3. Step 3: Cross multiply
    9,480.12x = 13,075.38 × 5,703
  4. Step 4: Simplify right side
    9,480.12x = 74,568,892.14
  5. Step 5: Solve for x
    x = 74,568,892.14/9,480.12
  6. Step 6: Final answer
    x = 7,865.82

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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.