Home / 8,038.07-12,075.59-5,671.60

Finding the Fourth Proportional to 8,038.07, 12,075.59 and 5,671.60

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Solution

The fourth proportional to 8,038.07, 12,075.59 and 5,671.60 is: 8,520.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.07 : 12,075.59 = 5,671.60 : x
  2. Step 2: Convert to fraction form
    8,038.07/12,075.59 = 5,671.60/x
  3. Step 3: Cross multiply
    8,038.07x = 12,075.59 × 5,671.60
  4. Step 4: Simplify right side
    8,038.07x = 68,487,827.51
  5. Step 5: Solve for x
    x = 68,487,827.51/8,038.07
  6. Step 6: Final answer
    x = 8,520.43

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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.