Home / 3,088.80-4,261.95-1,762.92

Finding the Fourth Proportional to 3,088.80, 4,261.95 and 1,762.92

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Solution

The fourth proportional to 3,088.80, 4,261.95 and 1,762.92 is: 2,432.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.80 : 4,261.95 = 1,762.92 : x
  2. Step 2: Convert to fraction form
    3,088.80/4,261.95 = 1,762.92/x
  3. Step 3: Cross multiply
    3,088.80x = 4,261.95 × 1,762.92
  4. Step 4: Simplify right side
    3,088.80x = 7,513,476.89
  5. Step 5: Solve for x
    x = 7,513,476.89/3,088.80
  6. Step 6: Final answer
    x = 2,432.49

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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.