Home / 10,075.41-13,899.75-6,292.01

Finding the Fourth Proportional to 10,075.41, 13,899.75 and 6,292.01

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Solution

The fourth proportional to 10,075.41, 13,899.75 and 6,292.01 is: 8,680.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,075.41 : 13,899.75 = 6,292.01 : x
  2. Step 2: Convert to fraction form
    10,075.41/13,899.75 = 6,292.01/x
  3. Step 3: Cross multiply
    10,075.41x = 13,899.75 × 6,292.01
  4. Step 4: Simplify right side
    10,075.41x = 87,457,331.25
  5. Step 5: Solve for x
    x = 87,457,331.25/10,075.41
  6. Step 6: Final answer
    x = 8,680.28

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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.