Home / 9,987.12-14,984.12-4,444.35

Finding the Fourth Proportional to 9,987.12, 14,984.12 and 4,444.35

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Solution

The fourth proportional to 9,987.12, 14,984.12 and 4,444.35 is: 6,668.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,987.12 : 14,984.12 = 4,444.35 : x
  2. Step 2: Convert to fraction form
    9,987.12/14,984.12 = 4,444.35/x
  3. Step 3: Cross multiply
    9,987.12x = 14,984.12 × 4,444.35
  4. Step 4: Simplify right side
    9,987.12x = 66,594,651.50
  5. Step 5: Solve for x
    x = 66,594,651.50/9,987.12
  6. Step 6: Final answer
    x = 6,668.05

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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.