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Finding the Fourth Proportional to 1,881.88, 2,597.30 and 1,798.82

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Solution

The fourth proportional to 1,881.88, 2,597.30 and 1,798.82 is: 2,482.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.88 : 2,597.30 = 1,798.82 : x
  2. Step 2: Convert to fraction form
    1,881.88/2,597.30 = 1,798.82/x
  3. Step 3: Cross multiply
    1,881.88x = 2,597.30 × 1,798.82
  4. Step 4: Simplify right side
    1,881.88x = 4,672,075.19
  5. Step 5: Solve for x
    x = 4,672,075.19/1,881.88
  6. Step 6: Final answer
    x = 2,482.66

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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.