Home / 8,567.90-11,818.77-5,030.42

Finding the Fourth Proportional to 8,567.90, 11,818.77 and 5,030.42

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Solution

The fourth proportional to 8,567.90, 11,818.77 and 5,030.42 is: 6,939.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.90 : 11,818.77 = 5,030.42 : x
  2. Step 2: Convert to fraction form
    8,567.90/11,818.77 = 5,030.42/x
  3. Step 3: Cross multiply
    8,567.90x = 11,818.77 × 5,030.42
  4. Step 4: Simplify right side
    8,567.90x = 59,453,387.67
  5. Step 5: Solve for x
    x = 59,453,387.67/8,567.90
  6. Step 6: Final answer
    x = 6,939.09

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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.