Home / 8,526.96-12,809.08-6,077.52

Finding the Fourth Proportional to 8,526.96, 12,809.08 and 6,077.52

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Solution

The fourth proportional to 8,526.96, 12,809.08 and 6,077.52 is: 9,129.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.96 : 12,809.08 = 6,077.52 : x
  2. Step 2: Convert to fraction form
    8,526.96/12,809.08 = 6,077.52/x
  3. Step 3: Cross multiply
    8,526.96x = 12,809.08 × 6,077.52
  4. Step 4: Simplify right side
    8,526.96x = 77,847,439.88
  5. Step 5: Solve for x
    x = 77,847,439.88/8,526.96
  6. Step 6: Final answer
    x = 9,129.57

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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.