Home / 6,210.54-8,570.58-3,558.12

Finding the Fourth Proportional to 6,210.54, 8,570.58 and 3,558.12

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Solution

The fourth proportional to 6,210.54, 8,570.58 and 3,558.12 is: 4,910.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.54 : 8,570.58 = 3,558.12 : x
  2. Step 2: Convert to fraction form
    6,210.54/8,570.58 = 3,558.12/x
  3. Step 3: Cross multiply
    6,210.54x = 8,570.58 × 3,558.12
  4. Step 4: Simplify right side
    6,210.54x = 30,495,152.11
  5. Step 5: Solve for x
    x = 30,495,152.11/6,210.54
  6. Step 6: Final answer
    x = 4,910.23

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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.