Home / 6,929.42-10,395.63-2,547.18

Finding the Fourth Proportional to 6,929.42, 10,395.63 and 2,547.18

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Solution

The fourth proportional to 6,929.42, 10,395.63 and 2,547.18 is: 3,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.42 : 10,395.63 = 2,547.18 : x
  2. Step 2: Convert to fraction form
    6,929.42/10,395.63 = 2,547.18/x
  3. Step 3: Cross multiply
    6,929.42x = 10,395.63 × 2,547.18
  4. Step 4: Simplify right side
    6,929.42x = 26,479,540.82
  5. Step 5: Solve for x
    x = 26,479,540.82/6,929.42
  6. Step 6: Final answer
    x = 3,821.32

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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.