Home / 7,330.19-10,115.67-4,347.50

Finding the Fourth Proportional to 7,330.19, 10,115.67 and 4,347.50

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Solution

The fourth proportional to 7,330.19, 10,115.67 and 4,347.50 is: 5,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.19 : 10,115.67 = 4,347.50 : x
  2. Step 2: Convert to fraction form
    7,330.19/10,115.67 = 4,347.50/x
  3. Step 3: Cross multiply
    7,330.19x = 10,115.67 × 4,347.50
  4. Step 4: Simplify right side
    7,330.19x = 43,977,875.33
  5. Step 5: Solve for x
    x = 43,977,875.33/7,330.19
  6. Step 6: Final answer
    x = 5,999.55

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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.