Home / 10,010.90-14,998.35-4,805.30

Finding the Fourth Proportional to 10,010.90, 14,998.35 and 4,805.30

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Solution

The fourth proportional to 10,010.90, 14,998.35 and 4,805.30 is: 7,199.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.90 : 14,998.35 = 4,805.30 : x
  2. Step 2: Convert to fraction form
    10,010.90/14,998.35 = 4,805.30/x
  3. Step 3: Cross multiply
    10,010.90x = 14,998.35 × 4,805.30
  4. Step 4: Simplify right side
    10,010.90x = 72,071,571.26
  5. Step 5: Solve for x
    x = 72,071,571.26/10,010.90
  6. Step 6: Final answer
    x = 7,199.31

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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.