Home / 4,225.08-5,829.78-2,655.40

Finding the Fourth Proportional to 4,225.08, 5,829.78 and 2,655.40

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Solution

The fourth proportional to 4,225.08, 5,829.78 and 2,655.40 is: 3,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.08 : 5,829.78 = 2,655.40 : x
  2. Step 2: Convert to fraction form
    4,225.08/5,829.78 = 2,655.40/x
  3. Step 3: Cross multiply
    4,225.08x = 5,829.78 × 2,655.40
  4. Step 4: Simplify right side
    4,225.08x = 15,480,397.81
  5. Step 5: Solve for x
    x = 15,480,397.81/4,225.08
  6. Step 6: Final answer
    x = 3,663.93

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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.