Home / 6,075.21-8,386.13-4,749.34

Finding the Fourth Proportional to 6,075.21, 8,386.13 and 4,749.34

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Solution

The fourth proportional to 6,075.21, 8,386.13 and 4,749.34 is: 6,555.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.21 : 8,386.13 = 4,749.34 : x
  2. Step 2: Convert to fraction form
    6,075.21/8,386.13 = 4,749.34/x
  3. Step 3: Cross multiply
    6,075.21x = 8,386.13 × 4,749.34
  4. Step 4: Simplify right side
    6,075.21x = 39,828,582.65
  5. Step 5: Solve for x
    x = 39,828,582.65/6,075.21
  6. Step 6: Final answer
    x = 6,555.92

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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.