Home / 4,547.58-6,821.46-1,774.32

Finding the Fourth Proportional to 4,547.58, 6,821.46 and 1,774.32

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Solution

The fourth proportional to 4,547.58, 6,821.46 and 1,774.32 is: 2,661.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.58 : 6,821.46 = 1,774.32 : x
  2. Step 2: Convert to fraction form
    4,547.58/6,821.46 = 1,774.32/x
  3. Step 3: Cross multiply
    4,547.58x = 6,821.46 × 1,774.32
  4. Step 4: Simplify right side
    4,547.58x = 12,103,452.91
  5. Step 5: Solve for x
    x = 12,103,452.91/4,547.58
  6. Step 6: Final answer
    x = 2,661.52

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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.