Home / 2,054.61-2,835.40-1,170.63

Finding the Fourth Proportional to 2,054.61, 2,835.40 and 1,170.63

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Solution

The fourth proportional to 2,054.61, 2,835.40 and 1,170.63 is: 1,615.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054.61 : 2,835.40 = 1,170.63 : x
  2. Step 2: Convert to fraction form
    2,054.61/2,835.40 = 1,170.63/x
  3. Step 3: Cross multiply
    2,054.61x = 2,835.40 × 1,170.63
  4. Step 4: Simplify right side
    2,054.61x = 3,319,204.30
  5. Step 5: Solve for x
    x = 3,319,204.30/2,054.61
  6. Step 6: Final answer
    x = 1,615.49

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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.