Home / 11,341.36-15,646.02-7,560.86

Finding the Fourth Proportional to 11,341.36, 15,646.02 and 7,560.86

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Solution

The fourth proportional to 11,341.36, 15,646.02 and 7,560.86 is: 10,430.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.36 : 15,646.02 = 7,560.86 : x
  2. Step 2: Convert to fraction form
    11,341.36/15,646.02 = 7,560.86/x
  3. Step 3: Cross multiply
    11,341.36x = 15,646.02 × 7,560.86
  4. Step 4: Simplify right side
    11,341.36x = 118,297,366.78
  5. Step 5: Solve for x
    x = 118,297,366.78/11,341.36
  6. Step 6: Final answer
    x = 10,430.62

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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.