Home / 8,510.55-11,744.36-4,629.86

Finding the Fourth Proportional to 8,510.55, 11,744.36 and 4,629.86

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Solution

The fourth proportional to 8,510.55, 11,744.36 and 4,629.86 is: 6,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510.55 : 11,744.36 = 4,629.86 : x
  2. Step 2: Convert to fraction form
    8,510.55/11,744.36 = 4,629.86/x
  3. Step 3: Cross multiply
    8,510.55x = 11,744.36 × 4,629.86
  4. Step 4: Simplify right side
    8,510.55x = 54,374,742.59
  5. Step 5: Solve for x
    x = 54,374,742.59/8,510.55
  6. Step 6: Final answer
    x = 6,389.10

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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.