Home / 1,194.04-1,781.77-1,071.46

Finding the Fourth Proportional to 1,194.04, 1,781.77 and 1,071.46

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Solution

The fourth proportional to 1,194.04, 1,781.77 and 1,071.46 is: 1,598.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.04 : 1,781.77 = 1,071.46 : x
  2. Step 2: Convert to fraction form
    1,194.04/1,781.77 = 1,071.46/x
  3. Step 3: Cross multiply
    1,194.04x = 1,781.77 × 1,071.46
  4. Step 4: Simplify right side
    1,194.04x = 1,909,095.28
  5. Step 5: Solve for x
    x = 1,909,095.28/1,194.04
  6. Step 6: Final answer
    x = 1,598.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.