Home / 8,155.04-11,254.02-4,797.86

Finding the Fourth Proportional to 8,155.04, 11,254.02 and 4,797.86

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Solution

The fourth proportional to 8,155.04, 11,254.02 and 4,797.86 is: 6,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.04 : 11,254.02 = 4,797.86 : x
  2. Step 2: Convert to fraction form
    8,155.04/11,254.02 = 4,797.86/x
  3. Step 3: Cross multiply
    8,155.04x = 11,254.02 × 4,797.86
  4. Step 4: Simplify right side
    8,155.04x = 53,995,212.40
  5. Step 5: Solve for x
    x = 53,995,212.40/8,155.04
  6. Step 6: Final answer
    x = 6,621.08

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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.