Home / 4,655.15-6,424.08-2,638.94

Finding the Fourth Proportional to 4,655.15, 6,424.08 and 2,638.94

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Solution

The fourth proportional to 4,655.15, 6,424.08 and 2,638.94 is: 3,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.15 : 6,424.08 = 2,638.94 : x
  2. Step 2: Convert to fraction form
    4,655.15/6,424.08 = 2,638.94/x
  3. Step 3: Cross multiply
    4,655.15x = 6,424.08 × 2,638.94
  4. Step 4: Simplify right side
    4,655.15x = 16,952,762.83
  5. Step 5: Solve for x
    x = 16,952,762.83/4,655.15
  6. Step 6: Final answer
    x = 3,641.72

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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.