Home / 8,038.32-12,075.88-5,704.08

Finding the Fourth Proportional to 8,038.32, 12,075.88 and 5,704.08

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Solution

The fourth proportional to 8,038.32, 12,075.88 and 5,704.08 is: 8,569.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.32 : 12,075.88 = 5,704.08 : x
  2. Step 2: Convert to fraction form
    8,038.32/12,075.88 = 5,704.08/x
  3. Step 3: Cross multiply
    8,038.32x = 12,075.88 × 5,704.08
  4. Step 4: Simplify right side
    8,038.32x = 68,881,785.59
  5. Step 5: Solve for x
    x = 68,881,785.59/8,038.32
  6. Step 6: Final answer
    x = 8,569.18

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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.