Home / 5,306-7,322.29-2,948.36

Finding the Fourth Proportional to 5,306, 7,322.29 and 2,948.36

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Solution

The fourth proportional to 5,306, 7,322.29 and 2,948.36 is: 4,068.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306 : 7,322.29 = 2,948.36 : x
  2. Step 2: Convert to fraction form
    5,306/7,322.29 = 2,948.36/x
  3. Step 3: Cross multiply
    5,306x = 7,322.29 × 2,948.36
  4. Step 4: Simplify right side
    5,306x = 21,588,746.94
  5. Step 5: Solve for x
    x = 21,588,746.94/5,306
  6. Step 6: Final answer
    x = 4,068.74

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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.