Home / 6,220.67-8,585.12-4,646.03

Finding the Fourth Proportional to 6,220.67, 8,585.12 and 4,646.03

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Solution

The fourth proportional to 6,220.67, 8,585.12 and 4,646.03 is: 6,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.67 : 8,585.12 = 4,646.03 : x
  2. Step 2: Convert to fraction form
    6,220.67/8,585.12 = 4,646.03/x
  3. Step 3: Cross multiply
    6,220.67x = 8,585.12 × 4,646.03
  4. Step 4: Simplify right side
    6,220.67x = 39,886,693.76
  5. Step 5: Solve for x
    x = 39,886,693.76/6,220.67
  6. Step 6: Final answer
    x = 6,411.97

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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.