Home / 4,075.85-5,624.75-2,307.45

Finding the Fourth Proportional to 4,075.85, 5,624.75 and 2,307.45

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Solution

The fourth proportional to 4,075.85, 5,624.75 and 2,307.45 is: 3,184.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.85 : 5,624.75 = 2,307.45 : x
  2. Step 2: Convert to fraction form
    4,075.85/5,624.75 = 2,307.45/x
  3. Step 3: Cross multiply
    4,075.85x = 5,624.75 × 2,307.45
  4. Step 4: Simplify right side
    4,075.85x = 12,978,829.39
  5. Step 5: Solve for x
    x = 12,978,829.39/4,075.85
  6. Step 6: Final answer
    x = 3,184.32

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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.