Home / 8,567.40-12,854.70-4,674.60

Finding the Fourth Proportional to 8,567.40, 12,854.70 and 4,674.60

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Solution

The fourth proportional to 8,567.40, 12,854.70 and 4,674.60 is: 7,013.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.40 : 12,854.70 = 4,674.60 : x
  2. Step 2: Convert to fraction form
    8,567.40/12,854.70 = 4,674.60/x
  3. Step 3: Cross multiply
    8,567.40x = 12,854.70 × 4,674.60
  4. Step 4: Simplify right side
    8,567.40x = 60,090,580.62
  5. Step 5: Solve for x
    x = 60,090,580.62/8,567.40
  6. Step 6: Final answer
    x = 7,013.86

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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.