Home / 1,337.85-1,844.51-1,075.41

Finding the Fourth Proportional to 1,337.85, 1,844.51 and 1,075.41

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Solution

The fourth proportional to 1,337.85, 1,844.51 and 1,075.41 is: 1,482.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.85 : 1,844.51 = 1,075.41 : x
  2. Step 2: Convert to fraction form
    1,337.85/1,844.51 = 1,075.41/x
  3. Step 3: Cross multiply
    1,337.85x = 1,844.51 × 1,075.41
  4. Step 4: Simplify right side
    1,337.85x = 1,983,599.12
  5. Step 5: Solve for x
    x = 1,983,599.12/1,337.85
  6. Step 6: Final answer
    x = 1,482.68

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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.