Home / 1,904.76-2,627.74-1,117.44

Finding the Fourth Proportional to 1,904.76, 2,627.74 and 1,117.44

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Solution

The fourth proportional to 1,904.76, 2,627.74 and 1,117.44 is: 1,541.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.76 : 2,627.74 = 1,117.44 : x
  2. Step 2: Convert to fraction form
    1,904.76/2,627.74 = 1,117.44/x
  3. Step 3: Cross multiply
    1,904.76x = 2,627.74 × 1,117.44
  4. Step 4: Simplify right side
    1,904.76x = 2,936,341.79
  5. Step 5: Solve for x
    x = 2,936,341.79/1,904.76
  6. Step 6: Final answer
    x = 1,541.58

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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.