Home / 5,153.04-7,111.14-2,795.16

Finding the Fourth Proportional to 5,153.04, 7,111.14 and 2,795.16

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Solution

The fourth proportional to 5,153.04, 7,111.14 and 2,795.16 is: 3,857.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.04 : 7,111.14 = 2,795.16 : x
  2. Step 2: Convert to fraction form
    5,153.04/7,111.14 = 2,795.16/x
  3. Step 3: Cross multiply
    5,153.04x = 7,111.14 × 2,795.16
  4. Step 4: Simplify right side
    5,153.04x = 19,876,774.08
  5. Step 5: Solve for x
    x = 19,876,774.08/5,153.04
  6. Step 6: Final answer
    x = 3,857.29

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1.5x scale

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.