Home / 8,260.04-11,394.08-5,272.51

Finding the Fourth Proportional to 8,260.04, 11,394.08 and 5,272.51

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Solution

The fourth proportional to 8,260.04, 11,394.08 and 5,272.51 is: 7,273.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.04 : 11,394.08 = 5,272.51 : x
  2. Step 2: Convert to fraction form
    8,260.04/11,394.08 = 5,272.51/x
  3. Step 3: Cross multiply
    8,260.04x = 11,394.08 × 5,272.51
  4. Step 4: Simplify right side
    8,260.04x = 60,075,416.69
  5. Step 5: Solve for x
    x = 60,075,416.69/8,260.04
  6. Step 6: Final answer
    x = 7,273.02

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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.