Home / 8,803.41-12,144.65-5,075.25

Finding the Fourth Proportional to 8,803.41, 12,144.65 and 5,075.25

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Solution

The fourth proportional to 8,803.41, 12,144.65 and 5,075.25 is: 7,001.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.41 : 12,144.65 = 5,075.25 : x
  2. Step 2: Convert to fraction form
    8,803.41/12,144.65 = 5,075.25/x
  3. Step 3: Cross multiply
    8,803.41x = 12,144.65 × 5,075.25
  4. Step 4: Simplify right side
    8,803.41x = 61,637,109.54
  5. Step 5: Solve for x
    x = 61,637,109.54/8,803.41
  6. Step 6: Final answer
    x = 7,001.50

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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.