Home / 4,720.54-6,514.38-2,953.15

Finding the Fourth Proportional to 4,720.54, 6,514.38 and 2,953.15

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Solution

The fourth proportional to 4,720.54, 6,514.38 and 2,953.15 is: 4,075.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.54 : 6,514.38 = 2,953.15 : x
  2. Step 2: Convert to fraction form
    4,720.54/6,514.38 = 2,953.15/x
  3. Step 3: Cross multiply
    4,720.54x = 6,514.38 × 2,953.15
  4. Step 4: Simplify right side
    4,720.54x = 19,237,941.30
  5. Step 5: Solve for x
    x = 19,237,941.30/4,720.54
  6. Step 6: Final answer
    x = 4,075.37

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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.