Home / 1,486.30-2,051.35-1,095.34

Finding the Fourth Proportional to 1,486.30, 2,051.35 and 1,095.34

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Solution

The fourth proportional to 1,486.30, 2,051.35 and 1,095.34 is: 1,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486.30 : 2,051.35 = 1,095.34 : x
  2. Step 2: Convert to fraction form
    1,486.30/2,051.35 = 1,095.34/x
  3. Step 3: Cross multiply
    1,486.30x = 2,051.35 × 1,095.34
  4. Step 4: Simplify right side
    1,486.30x = 2,246,925.71
  5. Step 5: Solve for x
    x = 2,246,925.71/1,486.30
  6. Step 6: Final answer
    x = 1,511.76

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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.