Home / 5,529.09-7,629.98-3,011.16

Finding the Fourth Proportional to 5,529.09, 7,629.98 and 3,011.16

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Solution

The fourth proportional to 5,529.09, 7,629.98 and 3,011.16 is: 4,155.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.09 : 7,629.98 = 3,011.16 : x
  2. Step 2: Convert to fraction form
    5,529.09/7,629.98 = 3,011.16/x
  3. Step 3: Cross multiply
    5,529.09x = 7,629.98 × 3,011.16
  4. Step 4: Simplify right side
    5,529.09x = 22,975,075.52
  5. Step 5: Solve for x
    x = 22,975,075.52/5,529.09
  6. Step 6: Final answer
    x = 4,155.31

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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.