Home / 10,543.05-14,543.51-6,292.89

Finding the Fourth Proportional to 10,543.05, 14,543.51 and 6,292.89

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Solution

The fourth proportional to 10,543.05, 14,543.51 and 6,292.89 is: 8,680.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,543.05 : 14,543.51 = 6,292.89 : x
  2. Step 2: Convert to fraction form
    10,543.05/14,543.51 = 6,292.89/x
  3. Step 3: Cross multiply
    10,543.05x = 14,543.51 × 6,292.89
  4. Step 4: Simplify right side
    10,543.05x = 91,520,677.18
  5. Step 5: Solve for x
    x = 91,520,677.18/10,543.05
  6. Step 6: Final answer
    x = 8,680.66

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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.