Home / 4,547.34-6,831.95-4,219.29

Finding the Fourth Proportional to 4,547.34, 6,831.95 and 4,219.29

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Solution

The fourth proportional to 4,547.34, 6,831.95 and 4,219.29 is: 6,339.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.34 : 6,831.95 = 4,219.29 : x
  2. Step 2: Convert to fraction form
    4,547.34/6,831.95 = 4,219.29/x
  3. Step 3: Cross multiply
    4,547.34x = 6,831.95 × 4,219.29
  4. Step 4: Simplify right side
    4,547.34x = 28,825,957.22
  5. Step 5: Solve for x
    x = 28,825,957.22/4,547.34
  6. Step 6: Final answer
    x = 6,339.08

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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.