Home / 2,952.68-4,075.14-1,774.28

Finding the Fourth Proportional to 2,952.68, 4,075.14 and 1,774.28

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Solution

The fourth proportional to 2,952.68, 4,075.14 and 1,774.28 is: 2,448.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.68 : 4,075.14 = 1,774.28 : x
  2. Step 2: Convert to fraction form
    2,952.68/4,075.14 = 1,774.28/x
  3. Step 3: Cross multiply
    2,952.68x = 4,075.14 × 1,774.28
  4. Step 4: Simplify right side
    2,952.68x = 7,230,439.40
  5. Step 5: Solve for x
    x = 7,230,439.40/2,952.68
  6. Step 6: Final answer
    x = 2,448.77

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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.