Home / 7,534.10-10,396.65-4,176.72

Finding the Fourth Proportional to 7,534.10, 10,396.65 and 4,176.72

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Solution

The fourth proportional to 7,534.10, 10,396.65 and 4,176.72 is: 5,763.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.10 : 10,396.65 = 4,176.72 : x
  2. Step 2: Convert to fraction form
    7,534.10/10,396.65 = 4,176.72/x
  3. Step 3: Cross multiply
    7,534.10x = 10,396.65 × 4,176.72
  4. Step 4: Simplify right side
    7,534.10x = 43,423,880.33
  5. Step 5: Solve for x
    x = 43,423,880.33/7,534.10
  6. Step 6: Final answer
    x = 5,763.64

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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.