Home / 4,075.76-5,624.64-2,307.56

Finding the Fourth Proportional to 4,075.76, 5,624.64 and 2,307.56

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Solution

The fourth proportional to 4,075.76, 5,624.64 and 2,307.56 is: 3,184.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.76 : 5,624.64 = 2,307.56 : x
  2. Step 2: Convert to fraction form
    4,075.76/5,624.64 = 2,307.56/x
  3. Step 3: Cross multiply
    4,075.76x = 5,624.64 × 2,307.56
  4. Step 4: Simplify right side
    4,075.76x = 12,979,194.28
  5. Step 5: Solve for x
    x = 12,979,194.28/4,075.76
  6. Step 6: Final answer
    x = 3,184.48

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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.