Home / 7,541.55-10,407.32-4,184.87

Finding the Fourth Proportional to 7,541.55, 10,407.32 and 4,184.87

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Solution

The fourth proportional to 7,541.55, 10,407.32 and 4,184.87 is: 5,775.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.55 : 10,407.32 = 4,184.87 : x
  2. Step 2: Convert to fraction form
    7,541.55/10,407.32 = 4,184.87/x
  3. Step 3: Cross multiply
    7,541.55x = 10,407.32 × 4,184.87
  4. Step 4: Simplify right side
    7,541.55x = 43,553,281.25
  5. Step 5: Solve for x
    x = 43,553,281.25/7,541.55
  6. Step 6: Final answer
    x = 5,775.11

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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.