Home / 10,057.20-15,085.86-3,037.22

Finding the Fourth Proportional to 10,057.20, 15,085.86 and 3,037.22

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Solution

The fourth proportional to 10,057.20, 15,085.86 and 3,037.22 is: 4,555.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,057.20 : 15,085.86 = 3,037.22 : x
  2. Step 2: Convert to fraction form
    10,057.20/15,085.86 = 3,037.22/x
  3. Step 3: Cross multiply
    10,057.20x = 15,085.86 × 3,037.22
  4. Step 4: Simplify right side
    10,057.20x = 45,819,075.71
  5. Step 5: Solve for x
    x = 45,819,075.71/10,057.20
  6. Step 6: Final answer
    x = 4,555.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.