Home / 8,124.02-11,218.63-6,530.93

Finding the Fourth Proportional to 8,124.02, 11,218.63 and 6,530.93

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Solution

The fourth proportional to 8,124.02, 11,218.63 and 6,530.93 is: 9,018.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124.02 : 11,218.63 = 6,530.93 : x
  2. Step 2: Convert to fraction form
    8,124.02/11,218.63 = 6,530.93/x
  3. Step 3: Cross multiply
    8,124.02x = 11,218.63 × 6,530.93
  4. Step 4: Simplify right side
    8,124.02x = 73,268,050.75
  5. Step 5: Solve for x
    x = 73,268,050.75/8,124.02
  6. Step 6: Final answer
    x = 9,018.69

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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.