Home / 5,547.12-8,320.96-1,651.56

Finding the Fourth Proportional to 5,547.12, 8,320.96 and 1,651.56

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Solution

The fourth proportional to 5,547.12, 8,320.96 and 1,651.56 is: 2,477.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.12 : 8,320.96 = 1,651.56 : x
  2. Step 2: Convert to fraction form
    5,547.12/8,320.96 = 1,651.56/x
  3. Step 3: Cross multiply
    5,547.12x = 8,320.96 × 1,651.56
  4. Step 4: Simplify right side
    5,547.12x = 13,742,564.70
  5. Step 5: Solve for x
    x = 13,742,564.70/5,547.12
  6. Step 6: Final answer
    x = 2,477.42

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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.