Home / 7,898.85-10,895.31-4,752

Finding the Fourth Proportional to 7,898.85, 10,895.31 and 4,752

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Solution

The fourth proportional to 7,898.85, 10,895.31 and 4,752 is: 6,554.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.85 : 10,895.31 = 4,752 : x
  2. Step 2: Convert to fraction form
    7,898.85/10,895.31 = 4,752/x
  3. Step 3: Cross multiply
    7,898.85x = 10,895.31 × 4,752
  4. Step 4: Simplify right side
    7,898.85x = 51,774,513.12
  5. Step 5: Solve for x
    x = 51,774,513.12/7,898.85
  6. Step 6: Final answer
    x = 6,554.69

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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.