Home / 4,088.40-5,637.36-2,973.06

Finding the Fourth Proportional to 4,088.40, 5,637.36 and 2,973.06

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Solution

The fourth proportional to 4,088.40, 5,637.36 and 2,973.06 is: 4,099.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.40 : 5,637.36 = 2,973.06 : x
  2. Step 2: Convert to fraction form
    4,088.40/5,637.36 = 2,973.06/x
  3. Step 3: Cross multiply
    4,088.40x = 5,637.36 × 2,973.06
  4. Step 4: Simplify right side
    4,088.40x = 16,760,209.52
  5. Step 5: Solve for x
    x = 16,760,209.52/4,088.40
  6. Step 6: Final answer
    x = 4,099.45

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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.