Home / 4,617.48-6,913.86-2,421.57

Finding the Fourth Proportional to 4,617.48, 6,913.86 and 2,421.57

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Solution

The fourth proportional to 4,617.48, 6,913.86 and 2,421.57 is: 3,625.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,617.48 : 6,913.86 = 2,421.57 : x
  2. Step 2: Convert to fraction form
    4,617.48/6,913.86 = 2,421.57/x
  3. Step 3: Cross multiply
    4,617.48x = 6,913.86 × 2,421.57
  4. Step 4: Simplify right side
    4,617.48x = 16,742,395.96
  5. Step 5: Solve for x
    x = 16,742,395.96/4,617.48
  6. Step 6: Final answer
    x = 3,625.87

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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.