Home / 7,526.90-10,388.18-6,266.14

Finding the Fourth Proportional to 7,526.90, 10,388.18 and 6,266.14

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Solution

The fourth proportional to 7,526.90, 10,388.18 and 6,266.14 is: 8,648.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.90 : 10,388.18 = 6,266.14 : x
  2. Step 2: Convert to fraction form
    7,526.90/10,388.18 = 6,266.14/x
  3. Step 3: Cross multiply
    7,526.90x = 10,388.18 × 6,266.14
  4. Step 4: Simplify right side
    7,526.90x = 65,093,790.23
  5. Step 5: Solve for x
    x = 65,093,790.23/7,526.90
  6. Step 6: Final answer
    x = 8,648.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.