Home / 7,263.76-10,025.04-4,077.40

Finding the Fourth Proportional to 7,263.76, 10,025.04 and 4,077.40

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Solution

The fourth proportional to 7,263.76, 10,025.04 and 4,077.40 is: 5,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.76 : 10,025.04 = 4,077.40 : x
  2. Step 2: Convert to fraction form
    7,263.76/10,025.04 = 4,077.40/x
  3. Step 3: Cross multiply
    7,263.76x = 10,025.04 × 4,077.40
  4. Step 4: Simplify right side
    7,263.76x = 40,876,098.10
  5. Step 5: Solve for x
    x = 40,876,098.10/7,263.76
  6. Step 6: Final answer
    x = 5,627.40

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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.