Home / 5,640.44-8,460.56-2,307.98

Finding the Fourth Proportional to 5,640.44, 8,460.56 and 2,307.98

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Solution

The fourth proportional to 5,640.44, 8,460.56 and 2,307.98 is: 3,461.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640.44 : 8,460.56 = 2,307.98 : x
  2. Step 2: Convert to fraction form
    5,640.44/8,460.56 = 2,307.98/x
  3. Step 3: Cross multiply
    5,640.44x = 8,460.56 × 2,307.98
  4. Step 4: Simplify right side
    5,640.44x = 19,526,803.27
  5. Step 5: Solve for x
    x = 19,526,803.27/5,640.44
  6. Step 6: Final answer
    x = 3,461.93

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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.