Home / 8,870.67-13,307.22-7,025.22

Finding the Fourth Proportional to 8,870.67, 13,307.22 and 7,025.22

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Solution

The fourth proportional to 8,870.67, 13,307.22 and 7,025.22 is: 10,538.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870.67 : 13,307.22 = 7,025.22 : x
  2. Step 2: Convert to fraction form
    8,870.67/13,307.22 = 7,025.22/x
  3. Step 3: Cross multiply
    8,870.67x = 13,307.22 × 7,025.22
  4. Step 4: Simplify right side
    8,870.67x = 93,486,148.09
  5. Step 5: Solve for x
    x = 93,486,148.09/8,870.67
  6. Step 6: Final answer
    x = 10,538.79

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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.