Home / 2,017.13-2,783.15-1,177.35

Finding the Fourth Proportional to 2,017.13, 2,783.15 and 1,177.35

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Solution

The fourth proportional to 2,017.13, 2,783.15 and 1,177.35 is: 1,624.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.13 : 2,783.15 = 1,177.35 : x
  2. Step 2: Convert to fraction form
    2,017.13/2,783.15 = 1,177.35/x
  3. Step 3: Cross multiply
    2,017.13x = 2,783.15 × 1,177.35
  4. Step 4: Simplify right side
    2,017.13x = 3,276,741.65
  5. Step 5: Solve for x
    x = 3,276,741.65/2,017.13
  6. Step 6: Final answer
    x = 1,624.46

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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.