Home / 4,852.56-7,279.08-1,774.32

Finding the Fourth Proportional to 4,852.56, 7,279.08 and 1,774.32

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Solution

The fourth proportional to 4,852.56, 7,279.08 and 1,774.32 is: 2,661.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,852.56 : 7,279.08 = 1,774.32 : x
  2. Step 2: Convert to fraction form
    4,852.56/7,279.08 = 1,774.32/x
  3. Step 3: Cross multiply
    4,852.56x = 7,279.08 × 1,774.32
  4. Step 4: Simplify right side
    4,852.56x = 12,915,417.23
  5. Step 5: Solve for x
    x = 12,915,417.23/4,852.56
  6. Step 6: Final answer
    x = 2,661.57

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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.