Home / 4,631.76-6,946.19-1,345.08

Finding the Fourth Proportional to 4,631.76, 6,946.19 and 1,345.08

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Solution

The fourth proportional to 4,631.76, 6,946.19 and 1,345.08 is: 2,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.76 : 6,946.19 = 1,345.08 : x
  2. Step 2: Convert to fraction form
    4,631.76/6,946.19 = 1,345.08/x
  3. Step 3: Cross multiply
    4,631.76x = 6,946.19 × 1,345.08
  4. Step 4: Simplify right side
    4,631.76x = 9,343,181.25
  5. Step 5: Solve for x
    x = 9,343,181.25/4,631.76
  6. Step 6: Final answer
    x = 2,017.20

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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.