Home / 7,330.09-11,009.90-4,374.31

Finding the Fourth Proportional to 7,330.09, 11,009.90 and 4,374.31

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Solution

The fourth proportional to 7,330.09, 11,009.90 and 4,374.31 is: 6,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.09 : 11,009.90 = 4,374.31 : x
  2. Step 2: Convert to fraction form
    7,330.09/11,009.90 = 4,374.31/x
  3. Step 3: Cross multiply
    7,330.09x = 11,009.90 × 4,374.31
  4. Step 4: Simplify right side
    7,330.09x = 48,160,715.67
  5. Step 5: Solve for x
    x = 48,160,715.67/7,330.09
  6. Step 6: Final answer
    x = 6,570.28

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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.