Home / 7,726.96-10,663.27-4,539.40

Finding the Fourth Proportional to 7,726.96, 10,663.27 and 4,539.40

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Solution

The fourth proportional to 7,726.96, 10,663.27 and 4,539.40 is: 6,264.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.96 : 10,663.27 = 4,539.40 : x
  2. Step 2: Convert to fraction form
    7,726.96/10,663.27 = 4,539.40/x
  3. Step 3: Cross multiply
    7,726.96x = 10,663.27 × 4,539.40
  4. Step 4: Simplify right side
    7,726.96x = 48,404,836.49
  5. Step 5: Solve for x
    x = 48,404,836.49/7,726.96
  6. Step 6: Final answer
    x = 6,264.41

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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.