Home / 1,795.38-2,477.77-1,009.55

Finding the Fourth Proportional to 1,795.38, 2,477.77 and 1,009.55

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Solution

The fourth proportional to 1,795.38, 2,477.77 and 1,009.55 is: 1,393.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.38 : 2,477.77 = 1,009.55 : x
  2. Step 2: Convert to fraction form
    1,795.38/2,477.77 = 1,009.55/x
  3. Step 3: Cross multiply
    1,795.38x = 2,477.77 × 1,009.55
  4. Step 4: Simplify right side
    1,795.38x = 2,501,421.46
  5. Step 5: Solve for x
    x = 2,501,421.46/1,795.38
  6. Step 6: Final answer
    x = 1,393.25

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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.