Home / 1,738.86-2,397.14-1,075.32

Finding the Fourth Proportional to 1,738.86, 2,397.14 and 1,075.32

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Solution

The fourth proportional to 1,738.86, 2,397.14 and 1,075.32 is: 1,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738.86 : 2,397.14 = 1,075.32 : x
  2. Step 2: Convert to fraction form
    1,738.86/2,397.14 = 1,075.32/x
  3. Step 3: Cross multiply
    1,738.86x = 2,397.14 × 1,075.32
  4. Step 4: Simplify right side
    1,738.86x = 2,577,692.58
  5. Step 5: Solve for x
    x = 2,577,692.58/1,738.86
  6. Step 6: Final answer
    x = 1,482.40

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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.