Home / 9,920.58-14,875.61-4,367.49

Finding the Fourth Proportional to 9,920.58, 14,875.61 and 4,367.49

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Solution

The fourth proportional to 9,920.58, 14,875.61 and 4,367.49 is: 6,548.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920.58 : 14,875.61 = 4,367.49 : x
  2. Step 2: Convert to fraction form
    9,920.58/14,875.61 = 4,367.49/x
  3. Step 3: Cross multiply
    9,920.58x = 14,875.61 × 4,367.49
  4. Step 4: Simplify right side
    9,920.58x = 64,969,056.08
  5. Step 5: Solve for x
    x = 64,969,056.08/9,920.58
  6. Step 6: Final answer
    x = 6,548.92

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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.