Home / 9,421.59-14,116.68-4,148.76

Finding the Fourth Proportional to 9,421.59, 14,116.68 and 4,148.76

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Solution

The fourth proportional to 9,421.59, 14,116.68 and 4,148.76 is: 6,216.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.59 : 14,116.68 = 4,148.76 : x
  2. Step 2: Convert to fraction form
    9,421.59/14,116.68 = 4,148.76/x
  3. Step 3: Cross multiply
    9,421.59x = 14,116.68 × 4,148.76
  4. Step 4: Simplify right side
    9,421.59x = 58,566,717.32
  5. Step 5: Solve for x
    x = 58,566,717.32/9,421.59
  6. Step 6: Final answer
    x = 6,216.22

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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.