Home / 7,570.04-11,355.09-2,639.67

Finding the Fourth Proportional to 7,570.04, 11,355.09 and 2,639.67

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Solution

The fourth proportional to 7,570.04, 11,355.09 and 2,639.67 is: 3,959.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.04 : 11,355.09 = 2,639.67 : x
  2. Step 2: Convert to fraction form
    7,570.04/11,355.09 = 2,639.67/x
  3. Step 3: Cross multiply
    7,570.04x = 11,355.09 × 2,639.67
  4. Step 4: Simplify right side
    7,570.04x = 29,973,690.42
  5. Step 5: Solve for x
    x = 29,973,690.42/7,570.04
  6. Step 6: Final answer
    x = 3,959.52

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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.