Home / 2,911.56-4,014.76-2,535.18

Finding the Fourth Proportional to 2,911.56, 4,014.76 and 2,535.18

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Solution

The fourth proportional to 2,911.56, 4,014.76 and 2,535.18 is: 3,495.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.56 : 4,014.76 = 2,535.18 : x
  2. Step 2: Convert to fraction form
    2,911.56/4,014.76 = 2,535.18/x
  3. Step 3: Cross multiply
    2,911.56x = 4,014.76 × 2,535.18
  4. Step 4: Simplify right side
    2,911.56x = 10,178,139.26
  5. Step 5: Solve for x
    x = 10,178,139.26/2,911.56
  6. Step 6: Final answer
    x = 3,495.77

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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.