Home / 8,852.49-12,215.95-5,075.47

Finding the Fourth Proportional to 8,852.49, 12,215.95 and 5,075.47

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Solution

The fourth proportional to 8,852.49, 12,215.95 and 5,075.47 is: 7,003.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852.49 : 12,215.95 = 5,075.47 : x
  2. Step 2: Convert to fraction form
    8,852.49/12,215.95 = 5,075.47/x
  3. Step 3: Cross multiply
    8,852.49x = 12,215.95 × 5,075.47
  4. Step 4: Simplify right side
    8,852.49x = 62,001,626.67
  5. Step 5: Solve for x
    x = 62,001,626.67/8,852.49
  6. Step 6: Final answer
    x = 7,003.87

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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.