Home / 5,226.96-7,210.68-3,547.68

Finding the Fourth Proportional to 5,226.96, 7,210.68 and 3,547.68

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Solution

The fourth proportional to 5,226.96, 7,210.68 and 3,547.68 is: 4,894.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.96 : 7,210.68 = 3,547.68 : x
  2. Step 2: Convert to fraction form
    5,226.96/7,210.68 = 3,547.68/x
  3. Step 3: Cross multiply
    5,226.96x = 7,210.68 × 3,547.68
  4. Step 4: Simplify right side
    5,226.96x = 25,581,185.22
  5. Step 5: Solve for x
    x = 25,581,185.22/5,226.96
  6. Step 6: Final answer
    x = 4,894.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.