Home / 4,547.42-6,823.25-1,915.49

Finding the Fourth Proportional to 4,547.42, 6,823.25 and 1,915.49

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Solution

The fourth proportional to 4,547.42, 6,823.25 and 1,915.49 is: 2,874.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.42 : 6,823.25 = 1,915.49 : x
  2. Step 2: Convert to fraction form
    4,547.42/6,823.25 = 1,915.49/x
  3. Step 3: Cross multiply
    4,547.42x = 6,823.25 × 1,915.49
  4. Step 4: Simplify right side
    4,547.42x = 13,069,888.99
  5. Step 5: Solve for x
    x = 13,069,888.99/4,547.42
  6. Step 6: Final answer
    x = 2,874.14

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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.