Home / 5,316.05-8,013.90-4,959.25

Finding the Fourth Proportional to 5,316.05, 8,013.90 and 4,959.25

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Solution

The fourth proportional to 5,316.05, 8,013.90 and 4,959.25 is: 7,476.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.05 : 8,013.90 = 4,959.25 : x
  2. Step 2: Convert to fraction form
    5,316.05/8,013.90 = 4,959.25/x
  3. Step 3: Cross multiply
    5,316.05x = 8,013.90 × 4,959.25
  4. Step 4: Simplify right side
    5,316.05x = 39,742,881.11
  5. Step 5: Solve for x
    x = 39,742,881.11/5,316.05
  6. Step 6: Final answer
    x = 7,476.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.