Home / 10,244.40-14,137.14-5,707.08

Finding the Fourth Proportional to 10,244.40, 14,137.14 and 5,707.08

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Solution

The fourth proportional to 10,244.40, 14,137.14 and 5,707.08 is: 7,875.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244.40 : 14,137.14 = 5,707.08 : x
  2. Step 2: Convert to fraction form
    10,244.40/14,137.14 = 5,707.08/x
  3. Step 3: Cross multiply
    10,244.40x = 14,137.14 × 5,707.08
  4. Step 4: Simplify right side
    10,244.40x = 80,681,788.95
  5. Step 5: Solve for x
    x = 80,681,788.95/10,244.40
  6. Step 6: Final answer
    x = 7,875.70

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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.