Home / 5,099.04-7,647.73-1,400.40

Finding the Fourth Proportional to 5,099.04, 7,647.73 and 1,400.40

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Solution

The fourth proportional to 5,099.04, 7,647.73 and 1,400.40 is: 2,100.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099.04 : 7,647.73 = 1,400.40 : x
  2. Step 2: Convert to fraction form
    5,099.04/7,647.73 = 1,400.40/x
  3. Step 3: Cross multiply
    5,099.04x = 7,647.73 × 1,400.40
  4. Step 4: Simplify right side
    5,099.04x = 10,709,877.59
  5. Step 5: Solve for x
    x = 10,709,877.59/5,099.04
  6. Step 6: Final answer
    x = 2,100.37

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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.