Home / 5,487.57-7,573.68-4,159.08

Finding the Fourth Proportional to 5,487.57, 7,573.68 and 4,159.08

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Solution

The fourth proportional to 5,487.57, 7,573.68 and 4,159.08 is: 5,740.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.57 : 7,573.68 = 4,159.08 : x
  2. Step 2: Convert to fraction form
    5,487.57/7,573.68 = 4,159.08/x
  3. Step 3: Cross multiply
    5,487.57x = 7,573.68 × 4,159.08
  4. Step 4: Simplify right side
    5,487.57x = 31,499,541.01
  5. Step 5: Solve for x
    x = 31,499,541.01/5,487.57
  6. Step 6: Final answer
    x = 5,740.16

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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.