Home / 4,140.59-6,210.95-2,188.76

Finding the Fourth Proportional to 4,140.59, 6,210.95 and 2,188.76

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Solution

The fourth proportional to 4,140.59, 6,210.95 and 2,188.76 is: 3,283.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.59 : 6,210.95 = 2,188.76 : x
  2. Step 2: Convert to fraction form
    4,140.59/6,210.95 = 2,188.76/x
  3. Step 3: Cross multiply
    4,140.59x = 6,210.95 × 2,188.76
  4. Step 4: Simplify right side
    4,140.59x = 13,594,236.92
  5. Step 5: Solve for x
    x = 13,594,236.92/4,140.59
  6. Step 6: Final answer
    x = 3,283.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.