Home / 10,440.38-14,407.40-6,193.96

Finding the Fourth Proportional to 10,440.38, 14,407.40 and 6,193.96

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Solution

The fourth proportional to 10,440.38, 14,407.40 and 6,193.96 is: 8,547.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440.38 : 14,407.40 = 6,193.96 : x
  2. Step 2: Convert to fraction form
    10,440.38/14,407.40 = 6,193.96/x
  3. Step 3: Cross multiply
    10,440.38x = 14,407.40 × 6,193.96
  4. Step 4: Simplify right side
    10,440.38x = 89,238,838.77
  5. Step 5: Solve for x
    x = 89,238,838.77/10,440.38
  6. Step 6: Final answer
    x = 8,547.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.