Home / 7,029.87-9,697.45-4,637.48

Finding the Fourth Proportional to 7,029.87, 9,697.45 and 4,637.48

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Solution

The fourth proportional to 7,029.87, 9,697.45 and 4,637.48 is: 6,397.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.87 : 9,697.45 = 4,637.48 : x
  2. Step 2: Convert to fraction form
    7,029.87/9,697.45 = 4,637.48/x
  3. Step 3: Cross multiply
    7,029.87x = 9,697.45 × 4,637.48
  4. Step 4: Simplify right side
    7,029.87x = 44,971,681.94
  5. Step 5: Solve for x
    x = 44,971,681.94/7,029.87
  6. Step 6: Final answer
    x = 6,397.23

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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.