Home / 10,539.40-14,543.80-5,823.38

Finding the Fourth Proportional to 10,539.40, 14,543.80 and 5,823.38

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Solution

The fourth proportional to 10,539.40, 14,543.80 and 5,823.38 is: 8,035.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,539.40 : 14,543.80 = 5,823.38 : x
  2. Step 2: Convert to fraction form
    10,539.40/14,543.80 = 5,823.38/x
  3. Step 3: Cross multiply
    10,539.40x = 14,543.80 × 5,823.38
  4. Step 4: Simplify right side
    10,539.40x = 84,694,074.04
  5. Step 5: Solve for x
    x = 84,694,074.04/10,539.40
  6. Step 6: Final answer
    x = 8,035.95

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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.