Home / 5,684.10-8,487.80-4,646.13

Finding the Fourth Proportional to 5,684.10, 8,487.80 and 4,646.13

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Solution

The fourth proportional to 5,684.10, 8,487.80 and 4,646.13 is: 6,937.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684.10 : 8,487.80 = 4,646.13 : x
  2. Step 2: Convert to fraction form
    5,684.10/8,487.80 = 4,646.13/x
  3. Step 3: Cross multiply
    5,684.10x = 8,487.80 × 4,646.13
  4. Step 4: Simplify right side
    5,684.10x = 39,435,398.98
  5. Step 5: Solve for x
    x = 39,435,398.98/5,684.10
  6. Step 6: Final answer
    x = 6,937.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.