Home / 4,547.29-6,820.26-2,915.25

Finding the Fourth Proportional to 4,547.29, 6,820.26 and 2,915.25

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Solution

The fourth proportional to 4,547.29, 6,820.26 and 2,915.25 is: 4,372.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.29 : 6,820.26 = 2,915.25 : x
  2. Step 2: Convert to fraction form
    4,547.29/6,820.26 = 2,915.25/x
  3. Step 3: Cross multiply
    4,547.29x = 6,820.26 × 2,915.25
  4. Step 4: Simplify right side
    4,547.29x = 19,882,762.97
  5. Step 5: Solve for x
    x = 19,882,762.97/4,547.29
  6. Step 6: Final answer
    x = 4,372.44

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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.