Home / 6,547.20-9,820.80-3,266.70

Finding the Fourth Proportional to 6,547.20, 9,820.80 and 3,266.70

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Solution

The fourth proportional to 6,547.20, 9,820.80 and 3,266.70 is: 4,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,547.20 : 9,820.80 = 3,266.70 : x
  2. Step 2: Convert to fraction form
    6,547.20/9,820.80 = 3,266.70/x
  3. Step 3: Cross multiply
    6,547.20x = 9,820.80 × 3,266.70
  4. Step 4: Simplify right side
    6,547.20x = 32,081,607.36
  5. Step 5: Solve for x
    x = 32,081,607.36/6,547.20
  6. Step 6: Final answer
    x = 4,900.05

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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.