Home / 4,637.03-6,921.86-4,294.40

Finding the Fourth Proportional to 4,637.03, 6,921.86 and 4,294.40

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Solution

The fourth proportional to 4,637.03, 6,921.86 and 4,294.40 is: 6,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,637.03 : 6,921.86 = 4,294.40 : x
  2. Step 2: Convert to fraction form
    4,637.03/6,921.86 = 4,294.40/x
  3. Step 3: Cross multiply
    4,637.03x = 6,921.86 × 4,294.40
  4. Step 4: Simplify right side
    4,637.03x = 29,725,179.50
  5. Step 5: Solve for x
    x = 29,725,179.50/4,637.03
  6. Step 6: Final answer
    x = 6,410.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.