Home / 6,802.64-9,386.40-3,818.06

Finding the Fourth Proportional to 6,802.64, 9,386.40 and 3,818.06

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Solution

The fourth proportional to 6,802.64, 9,386.40 and 3,818.06 is: 5,268.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,802.64 : 9,386.40 = 3,818.06 : x
  2. Step 2: Convert to fraction form
    6,802.64/9,386.40 = 3,818.06/x
  3. Step 3: Cross multiply
    6,802.64x = 9,386.40 × 3,818.06
  4. Step 4: Simplify right side
    6,802.64x = 35,837,838.38
  5. Step 5: Solve for x
    x = 35,837,838.38/6,802.64
  6. Step 6: Final answer
    x = 5,268.23

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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.