Home / 5,570.56-8,315.33-5,317.84

Finding the Fourth Proportional to 5,570.56, 8,315.33 and 5,317.84

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Solution

The fourth proportional to 5,570.56, 8,315.33 and 5,317.84 is: 7,938.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.56 : 8,315.33 = 5,317.84 : x
  2. Step 2: Convert to fraction form
    5,570.56/8,315.33 = 5,317.84/x
  3. Step 3: Cross multiply
    5,570.56x = 8,315.33 × 5,317.84
  4. Step 4: Simplify right side
    5,570.56x = 44,219,594.49
  5. Step 5: Solve for x
    x = 44,219,594.49/5,570.56
  6. Step 6: Final answer
    x = 7,938.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.