Home / 4,048.89-6,074.36-1,275.45

Finding the Fourth Proportional to 4,048.89, 6,074.36 and 1,275.45

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Solution

The fourth proportional to 4,048.89, 6,074.36 and 1,275.45 is: 1,913.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.89 : 6,074.36 = 1,275.45 : x
  2. Step 2: Convert to fraction form
    4,048.89/6,074.36 = 1,275.45/x
  3. Step 3: Cross multiply
    4,048.89x = 6,074.36 × 1,275.45
  4. Step 4: Simplify right side
    4,048.89x = 7,747,536.08
  5. Step 5: Solve for x
    x = 7,747,536.08/4,048.89
  6. Step 6: Final answer
    x = 1,913.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.