Home / 5,628.42-8,445.06-3,030.84

Finding the Fourth Proportional to 5,628.42, 8,445.06 and 3,030.84

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Solution

The fourth proportional to 5,628.42, 8,445.06 and 3,030.84 is: 4,547.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.42 : 8,445.06 = 3,030.84 : x
  2. Step 2: Convert to fraction form
    5,628.42/8,445.06 = 3,030.84/x
  3. Step 3: Cross multiply
    5,628.42x = 8,445.06 × 3,030.84
  4. Step 4: Simplify right side
    5,628.42x = 25,595,625.65
  5. Step 5: Solve for x
    x = 25,595,625.65/5,628.42
  6. Step 6: Final answer
    x = 4,547.57

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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.