Home / 6,929.98-10,394.64-2,547.10

Finding the Fourth Proportional to 6,929.98, 10,394.64 and 2,547.10

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Solution

The fourth proportional to 6,929.98, 10,394.64 and 2,547.10 is: 3,820.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.98 : 10,394.64 = 2,547.10 : x
  2. Step 2: Convert to fraction form
    6,929.98/10,394.64 = 2,547.10/x
  3. Step 3: Cross multiply
    6,929.98x = 10,394.64 × 2,547.10
  4. Step 4: Simplify right side
    6,929.98x = 26,476,187.54
  5. Step 5: Solve for x
    x = 26,476,187.54/6,929.98
  6. Step 6: Final answer
    x = 3,820.53

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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.