Home / 2,075.48-3,110.65-964.24

Finding the Fourth Proportional to 2,075.48, 3,110.65 and 964.24

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Solution

The fourth proportional to 2,075.48, 3,110.65 and 964.24 is: 1,445.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075.48 : 3,110.65 = 964.24 : x
  2. Step 2: Convert to fraction form
    2,075.48/3,110.65 = 964.24/x
  3. Step 3: Cross multiply
    2,075.48x = 3,110.65 × 964.24
  4. Step 4: Simplify right side
    2,075.48x = 2,999,413.16
  5. Step 5: Solve for x
    x = 2,999,413.16/2,075.48
  6. Step 6: Final answer
    x = 1,445.17

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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.