Home / 2,345.10-3,516.81-701.10

Finding the Fourth Proportional to 2,345.10, 3,516.81 and 701.10

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Solution

The fourth proportional to 2,345.10, 3,516.81 and 701.10 is: 1,051.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.10 : 3,516.81 = 701.10 : x
  2. Step 2: Convert to fraction form
    2,345.10/3,516.81 = 701.10/x
  3. Step 3: Cross multiply
    2,345.10x = 3,516.81 × 701.10
  4. Step 4: Simplify right side
    2,345.10x = 2,465,635.49
  5. Step 5: Solve for x
    x = 2,465,635.49/2,345.10
  6. Step 6: Final answer
    x = 1,051.40

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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.