Home / 6,547.47-9,034.77-3,858.51

Finding the Fourth Proportional to 6,547.47, 9,034.77 and 3,858.51

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Solution

The fourth proportional to 6,547.47, 9,034.77 and 3,858.51 is: 5,324.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,547.47 : 9,034.77 = 3,858.51 : x
  2. Step 2: Convert to fraction form
    6,547.47/9,034.77 = 3,858.51/x
  3. Step 3: Cross multiply
    6,547.47x = 9,034.77 × 3,858.51
  4. Step 4: Simplify right side
    6,547.47x = 34,860,784.27
  5. Step 5: Solve for x
    x = 34,860,784.27/6,547.47
  6. Step 6: Final answer
    x = 5,324.32

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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.