Home / 13,075.07-19,613.43-4,310.06

Finding the Fourth Proportional to 13,075.07, 19,613.43 and 4,310.06

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Solution

The fourth proportional to 13,075.07, 19,613.43 and 4,310.06 is: 6,465.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,075.07 : 19,613.43 = 4,310.06 : x
  2. Step 2: Convert to fraction form
    13,075.07/19,613.43 = 4,310.06/x
  3. Step 3: Cross multiply
    13,075.07x = 19,613.43 × 4,310.06
  4. Step 4: Simplify right side
    13,075.07x = 84,534,962.04
  5. Step 5: Solve for x
    x = 84,534,962.04/13,075.07
  6. Step 6: Final answer
    x = 6,465.36

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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.