Home / 1,795.39-2,477.45-1,009.28

Finding the Fourth Proportional to 1,795.39, 2,477.45 and 1,009.28

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Solution

The fourth proportional to 1,795.39, 2,477.45 and 1,009.28 is: 1,392.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.39 : 2,477.45 = 1,009.28 : x
  2. Step 2: Convert to fraction form
    1,795.39/2,477.45 = 1,009.28/x
  3. Step 3: Cross multiply
    1,795.39x = 2,477.45 × 1,009.28
  4. Step 4: Simplify right side
    1,795.39x = 2,500,440.74
  5. Step 5: Solve for x
    x = 2,500,440.74/1,795.39
  6. Step 6: Final answer
    x = 1,392.70

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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.