Home / 4,140.76-5,715.06-2,373.55

Finding the Fourth Proportional to 4,140.76, 5,715.06 and 2,373.55

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Solution

The fourth proportional to 4,140.76, 5,715.06 and 2,373.55 is: 3,275.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.76 : 5,715.06 = 2,373.55 : x
  2. Step 2: Convert to fraction form
    4,140.76/5,715.06 = 2,373.55/x
  3. Step 3: Cross multiply
    4,140.76x = 5,715.06 × 2,373.55
  4. Step 4: Simplify right side
    4,140.76x = 13,564,980.66
  5. Step 5: Solve for x
    x = 13,564,980.66/4,140.76
  6. Step 6: Final answer
    x = 3,275.96

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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.