Home / 8,160.08-12,236.47-5,035.30

Finding the Fourth Proportional to 8,160.08, 12,236.47 and 5,035.30

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Solution

The fourth proportional to 8,160.08, 12,236.47 and 5,035.30 is: 7,550.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.08 : 12,236.47 = 5,035.30 : x
  2. Step 2: Convert to fraction form
    8,160.08/12,236.47 = 5,035.30/x
  3. Step 3: Cross multiply
    8,160.08x = 12,236.47 × 5,035.30
  4. Step 4: Simplify right side
    8,160.08x = 61,614,254.21
  5. Step 5: Solve for x
    x = 61,614,254.21/8,160.08
  6. Step 6: Final answer
    x = 7,550.70

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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.