Home / 4,075.79-5,622.68-2,397.15

Finding the Fourth Proportional to 4,075.79, 5,622.68 and 2,397.15

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Solution

The fourth proportional to 4,075.79, 5,622.68 and 2,397.15 is: 3,306.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.79 : 5,622.68 = 2,397.15 : x
  2. Step 2: Convert to fraction form
    4,075.79/5,622.68 = 2,397.15/x
  3. Step 3: Cross multiply
    4,075.79x = 5,622.68 × 2,397.15
  4. Step 4: Simplify right side
    4,075.79x = 13,478,413.35
  5. Step 5: Solve for x
    x = 13,478,413.35/4,075.79
  6. Step 6: Final answer
    x = 3,306.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.