Home / 2,093.12-2,888.91-1,384.98

Finding the Fourth Proportional to 2,093.12, 2,888.91 and 1,384.98

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Solution

The fourth proportional to 2,093.12, 2,888.91 and 1,384.98 is: 1,911.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.12 : 2,888.91 = 1,384.98 : x
  2. Step 2: Convert to fraction form
    2,093.12/2,888.91 = 1,384.98/x
  3. Step 3: Cross multiply
    2,093.12x = 2,888.91 × 1,384.98
  4. Step 4: Simplify right side
    2,093.12x = 4,001,068.42
  5. Step 5: Solve for x
    x = 4,001,068.42/2,093.12
  6. Step 6: Final answer
    x = 1,911.53

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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.