Home / 7,262.20-10,022.02-4,075.40

Finding the Fourth Proportional to 7,262.20, 10,022.02 and 4,075.40

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Solution

The fourth proportional to 7,262.20, 10,022.02 and 4,075.40 is: 5,624.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262.20 : 10,022.02 = 4,075.40 : x
  2. Step 2: Convert to fraction form
    7,262.20/10,022.02 = 4,075.40/x
  3. Step 3: Cross multiply
    7,262.20x = 10,022.02 × 4,075.40
  4. Step 4: Simplify right side
    7,262.20x = 40,843,740.31
  5. Step 5: Solve for x
    x = 40,843,740.31/7,262.20
  6. Step 6: Final answer
    x = 5,624.16

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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.