Home / 9,434.20-14,145.90-8,368.24

Finding the Fourth Proportional to 9,434.20, 14,145.90 and 8,368.24

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Solution

The fourth proportional to 9,434.20, 14,145.90 and 8,368.24 is: 12,547.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,434.20 : 14,145.90 = 8,368.24 : x
  2. Step 2: Convert to fraction form
    9,434.20/14,145.90 = 8,368.24/x
  3. Step 3: Cross multiply
    9,434.20x = 14,145.90 × 8,368.24
  4. Step 4: Simplify right side
    9,434.20x = 118,376,286.22
  5. Step 5: Solve for x
    x = 118,376,286.22/9,434.20
  6. Step 6: Final answer
    x = 12,547.57

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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.