Home / 7,344.81-10,128.17-4,360.07

Finding the Fourth Proportional to 7,344.81, 10,128.17 and 4,360.07

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Solution

The fourth proportional to 7,344.81, 10,128.17 and 4,360.07 is: 6,012.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.81 : 10,128.17 = 4,360.07 : x
  2. Step 2: Convert to fraction form
    7,344.81/10,128.17 = 4,360.07/x
  3. Step 3: Cross multiply
    7,344.81x = 10,128.17 × 4,360.07
  4. Step 4: Simplify right side
    7,344.81x = 44,159,530.17
  5. Step 5: Solve for x
    x = 44,159,530.17/7,344.81
  6. Step 6: Final answer
    x = 6,012.34

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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.