Home / 2,223.59-3,319.54-2,075.36

Finding the Fourth Proportional to 2,223.59, 3,319.54 and 2,075.36

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Solution

The fourth proportional to 2,223.59, 3,319.54 and 2,075.36 is: 3,098.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.59 : 3,319.54 = 2,075.36 : x
  2. Step 2: Convert to fraction form
    2,223.59/3,319.54 = 2,075.36/x
  3. Step 3: Cross multiply
    2,223.59x = 3,319.54 × 2,075.36
  4. Step 4: Simplify right side
    2,223.59x = 6,889,240.53
  5. Step 5: Solve for x
    x = 6,889,240.53/2,223.59
  6. Step 6: Final answer
    x = 3,098.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.