Home / 6,680.22-9,210.15-4,580.70

Finding the Fourth Proportional to 6,680.22, 9,210.15 and 4,580.70

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Solution

The fourth proportional to 6,680.22, 9,210.15 and 4,580.70 is: 6,315.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.22 : 9,210.15 = 4,580.70 : x
  2. Step 2: Convert to fraction form
    6,680.22/9,210.15 = 4,580.70/x
  3. Step 3: Cross multiply
    6,680.22x = 9,210.15 × 4,580.70
  4. Step 4: Simplify right side
    6,680.22x = 42,188,934.11
  5. Step 5: Solve for x
    x = 42,188,934.11/6,680.22
  6. Step 6: Final answer
    x = 6,315.50

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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.