Home / 8,460.49-11,675.58-4,684.01

Finding the Fourth Proportional to 8,460.49, 11,675.58 and 4,684.01

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Solution

The fourth proportional to 8,460.49, 11,675.58 and 4,684.01 is: 6,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,460.49 : 11,675.58 = 4,684.01 : x
  2. Step 2: Convert to fraction form
    8,460.49/11,675.58 = 4,684.01/x
  3. Step 3: Cross multiply
    8,460.49x = 11,675.58 × 4,684.01
  4. Step 4: Simplify right side
    8,460.49x = 54,688,463.39
  5. Step 5: Solve for x
    x = 54,688,463.39/8,460.49
  6. Step 6: Final answer
    x = 6,463.98

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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.