Home / 9,383.90-14,075.88-2,810.12

Finding the Fourth Proportional to 9,383.90, 14,075.88 and 2,810.12

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Solution

The fourth proportional to 9,383.90, 14,075.88 and 2,810.12 is: 4,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,383.90 : 14,075.88 = 2,810.12 : x
  2. Step 2: Convert to fraction form
    9,383.90/14,075.88 = 2,810.12/x
  3. Step 3: Cross multiply
    9,383.90x = 14,075.88 × 2,810.12
  4. Step 4: Simplify right side
    9,383.90x = 39,554,911.91
  5. Step 5: Solve for x
    x = 39,554,911.91/9,383.90
  6. Step 6: Final answer
    x = 4,215.19

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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.