Home / 7,287.45-10,051.20-5,053.06

Finding the Fourth Proportional to 7,287.45, 10,051.20 and 5,053.06

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Solution

The fourth proportional to 7,287.45, 10,051.20 and 5,053.06 is: 6,969.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.45 : 10,051.20 = 5,053.06 : x
  2. Step 2: Convert to fraction form
    7,287.45/10,051.20 = 5,053.06/x
  3. Step 3: Cross multiply
    7,287.45x = 10,051.20 × 5,053.06
  4. Step 4: Simplify right side
    7,287.45x = 50,789,316.67
  5. Step 5: Solve for x
    x = 50,789,316.67/7,287.45
  6. Step 6: Final answer
    x = 6,969.42

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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.