Home / 2,948.16-4,059.60-2,670.40

Finding the Fourth Proportional to 2,948.16, 4,059.60 and 2,670.40

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Solution

The fourth proportional to 2,948.16, 4,059.60 and 2,670.40 is: 3,677.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.16 : 4,059.60 = 2,670.40 : x
  2. Step 2: Convert to fraction form
    2,948.16/4,059.60 = 2,670.40/x
  3. Step 3: Cross multiply
    2,948.16x = 4,059.60 × 2,670.40
  4. Step 4: Simplify right side
    2,948.16x = 10,840,755.84
  5. Step 5: Solve for x
    x = 10,840,755.84/2,948.16
  6. Step 6: Final answer
    x = 3,677.13

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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.