Home / 6,547.67-9,819.12-2,386.45

Finding the Fourth Proportional to 6,547.67, 9,819.12 and 2,386.45

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Solution

The fourth proportional to 6,547.67, 9,819.12 and 2,386.45 is: 3,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,547.67 : 9,819.12 = 2,386.45 : x
  2. Step 2: Convert to fraction form
    6,547.67/9,819.12 = 2,386.45/x
  3. Step 3: Cross multiply
    6,547.67x = 9,819.12 × 2,386.45
  4. Step 4: Simplify right side
    6,547.67x = 23,432,831.24
  5. Step 5: Solve for x
    x = 23,432,831.24/6,547.67
  6. Step 6: Final answer
    x = 3,578.80

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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.