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Finding the Fourth Proportional to 1,795.19, 2,477.27 and 1,009.19

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Solution

The fourth proportional to 1,795.19, 2,477.27 and 1,009.19 is: 1,392.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.19 : 2,477.27 = 1,009.19 : x
  2. Step 2: Convert to fraction form
    1,795.19/2,477.27 = 1,009.19/x
  3. Step 3: Cross multiply
    1,795.19x = 2,477.27 × 1,009.19
  4. Step 4: Simplify right side
    1,795.19x = 2,500,036.11
  5. Step 5: Solve for x
    x = 2,500,036.11/1,795.19
  6. Step 6: Final answer
    x = 1,392.63

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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.