Home / 11,560.96-17,330.40-4,980.64

Finding the Fourth Proportional to 11,560.96, 17,330.40 and 4,980.64

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Solution

The fourth proportional to 11,560.96, 17,330.40 and 4,980.64 is: 7,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.96 : 17,330.40 = 4,980.64 : x
  2. Step 2: Convert to fraction form
    11,560.96/17,330.40 = 4,980.64/x
  3. Step 3: Cross multiply
    11,560.96x = 17,330.40 × 4,980.64
  4. Step 4: Simplify right side
    11,560.96x = 86,316,483.46
  5. Step 5: Solve for x
    x = 86,316,483.46/11,560.96
  6. Step 6: Final answer
    x = 7,466.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.