Home / 5,075.98-7,005.01-2,837.95

Finding the Fourth Proportional to 5,075.98, 7,005.01 and 2,837.95

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Solution

The fourth proportional to 5,075.98, 7,005.01 and 2,837.95 is: 3,916.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.98 : 7,005.01 = 2,837.95 : x
  2. Step 2: Convert to fraction form
    5,075.98/7,005.01 = 2,837.95/x
  3. Step 3: Cross multiply
    5,075.98x = 7,005.01 × 2,837.95
  4. Step 4: Simplify right side
    5,075.98x = 19,879,868.13
  5. Step 5: Solve for x
    x = 19,879,868.13/5,075.98
  6. Step 6: Final answer
    x = 3,916.46

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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.