Home / 5,386.98-8,075.58-1,923.42

Finding the Fourth Proportional to 5,386.98, 8,075.58 and 1,923.42

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Solution

The fourth proportional to 5,386.98, 8,075.58 and 1,923.42 is: 2,883.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.98 : 8,075.58 = 1,923.42 : x
  2. Step 2: Convert to fraction form
    5,386.98/8,075.58 = 1,923.42/x
  3. Step 3: Cross multiply
    5,386.98x = 8,075.58 × 1,923.42
  4. Step 4: Simplify right side
    5,386.98x = 15,532,732.08
  5. Step 5: Solve for x
    x = 15,532,732.08/5,386.98
  6. Step 6: Final answer
    x = 2,883.38

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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.