Home / 4,702.24-7,054.36-1,780.48

Finding the Fourth Proportional to 4,702.24, 7,054.36 and 1,780.48

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Solution

The fourth proportional to 4,702.24, 7,054.36 and 1,780.48 is: 2,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.24 : 7,054.36 = 1,780.48 : x
  2. Step 2: Convert to fraction form
    4,702.24/7,054.36 = 1,780.48/x
  3. Step 3: Cross multiply
    4,702.24x = 7,054.36 × 1,780.48
  4. Step 4: Simplify right side
    4,702.24x = 12,560,146.89
  5. Step 5: Solve for x
    x = 12,560,146.89/4,702.24
  6. Step 6: Final answer
    x = 2,671.10

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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.