Home / 8,909.08-13,363.48-3,065.74

Finding the Fourth Proportional to 8,909.08, 13,363.48 and 3,065.74

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Solution

The fourth proportional to 8,909.08, 13,363.48 and 3,065.74 is: 4,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909.08 : 13,363.48 = 3,065.74 : x
  2. Step 2: Convert to fraction form
    8,909.08/13,363.48 = 3,065.74/x
  3. Step 3: Cross multiply
    8,909.08x = 13,363.48 × 3,065.74
  4. Step 4: Simplify right side
    8,909.08x = 40,968,955.18
  5. Step 5: Solve for x
    x = 40,968,955.18/8,909.08
  6. Step 6: Final answer
    x = 4,598.56

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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.