Home / 6,973.57-9,623.30-4,987.45

Finding the Fourth Proportional to 6,973.57, 9,623.30 and 4,987.45

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Solution

The fourth proportional to 6,973.57, 9,623.30 and 4,987.45 is: 6,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,973.57 : 9,623.30 = 4,987.45 : x
  2. Step 2: Convert to fraction form
    6,973.57/9,623.30 = 4,987.45/x
  3. Step 3: Cross multiply
    6,973.57x = 9,623.30 × 4,987.45
  4. Step 4: Simplify right side
    6,973.57x = 47,995,678.59
  5. Step 5: Solve for x
    x = 47,995,678.59/6,973.57
  6. Step 6: Final answer
    x = 6,882.51

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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.