Home / 4,319.04-6,478.56-4,008

Finding the Fourth Proportional to 4,319.04, 6,478.56 and 4,008

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Solution

The fourth proportional to 4,319.04, 6,478.56 and 4,008 is: 6,012

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.04 : 6,478.56 = 4,008 : x
  2. Step 2: Convert to fraction form
    4,319.04/6,478.56 = 4,008/x
  3. Step 3: Cross multiply
    4,319.04x = 6,478.56 × 4,008
  4. Step 4: Simplify right side
    4,319.04x = 25,966,068.48
  5. Step 5: Solve for x
    x = 25,966,068.48/4,319.04
  6. Step 6: Final answer
    x = 6,012

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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.