Home / 6,280.03-9,420.14-1,897.53

Finding the Fourth Proportional to 6,280.03, 9,420.14 and 1,897.53

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Solution

The fourth proportional to 6,280.03, 9,420.14 and 1,897.53 is: 2,846.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.03 : 9,420.14 = 1,897.53 : x
  2. Step 2: Convert to fraction form
    6,280.03/9,420.14 = 1,897.53/x
  3. Step 3: Cross multiply
    6,280.03x = 9,420.14 × 1,897.53
  4. Step 4: Simplify right side
    6,280.03x = 17,874,998.25
  5. Step 5: Solve for x
    x = 17,874,998.25/6,280.03
  6. Step 6: Final answer
    x = 2,846.32

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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.