Home / 10,214.12-14,075.03-7,376.49

Finding the Fourth Proportional to 10,214.12, 14,075.03 and 7,376.49

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Solution

The fourth proportional to 10,214.12, 14,075.03 and 7,376.49 is: 10,164.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,214.12 : 14,075.03 = 7,376.49 : x
  2. Step 2: Convert to fraction form
    10,214.12/14,075.03 = 7,376.49/x
  3. Step 3: Cross multiply
    10,214.12x = 14,075.03 × 7,376.49
  4. Step 4: Simplify right side
    10,214.12x = 103,824,336.49
  5. Step 5: Solve for x
    x = 103,824,336.49/10,214.12
  6. Step 6: Final answer
    x = 10,164.78

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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.