Home / 6,486.20-9,714.72-4,547.06

Finding the Fourth Proportional to 6,486.20, 9,714.72 and 4,547.06

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Solution

The fourth proportional to 6,486.20, 9,714.72 and 4,547.06 is: 6,810.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,486.20 : 9,714.72 = 4,547.06 : x
  2. Step 2: Convert to fraction form
    6,486.20/9,714.72 = 4,547.06/x
  3. Step 3: Cross multiply
    6,486.20x = 9,714.72 × 4,547.06
  4. Step 4: Simplify right side
    6,486.20x = 44,173,414.72
  5. Step 5: Solve for x
    x = 44,173,414.72/6,486.20
  6. Step 6: Final answer
    x = 6,810.37

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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.