Home / 5,036.10-7,551.45-2,111.10

Finding the Fourth Proportional to 5,036.10, 7,551.45 and 2,111.10

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Solution

The fourth proportional to 5,036.10, 7,551.45 and 2,111.10 is: 3,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.10 : 7,551.45 = 2,111.10 : x
  2. Step 2: Convert to fraction form
    5,036.10/7,551.45 = 2,111.10/x
  3. Step 3: Cross multiply
    5,036.10x = 7,551.45 × 2,111.10
  4. Step 4: Simplify right side
    5,036.10x = 15,941,866.10
  5. Step 5: Solve for x
    x = 15,941,866.10/5,036.10
  6. Step 6: Final answer
    x = 3,165.52

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Half scale
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Double scale
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1.5x scale

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.