Home / 7,987.10-11,023.50-6,095.12

Finding the Fourth Proportional to 7,987.10, 11,023.50 and 6,095.12

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Solution

The fourth proportional to 7,987.10, 11,023.50 and 6,095.12 is: 8,412.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,987.10 : 11,023.50 = 6,095.12 : x
  2. Step 2: Convert to fraction form
    7,987.10/11,023.50 = 6,095.12/x
  3. Step 3: Cross multiply
    7,987.10x = 11,023.50 × 6,095.12
  4. Step 4: Simplify right side
    7,987.10x = 67,189,555.32
  5. Step 5: Solve for x
    x = 67,189,555.32/7,987.10
  6. Step 6: Final answer
    x = 8,412.26

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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.