Home / 5,838.80-8,746.54-3,985.31

Finding the Fourth Proportional to 5,838.80, 8,746.54 and 3,985.31

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Solution

The fourth proportional to 5,838.80, 8,746.54 and 3,985.31 is: 5,970.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.80 : 8,746.54 = 3,985.31 : x
  2. Step 2: Convert to fraction form
    5,838.80/8,746.54 = 3,985.31/x
  3. Step 3: Cross multiply
    5,838.80x = 8,746.54 × 3,985.31
  4. Step 4: Simplify right side
    5,838.80x = 34,857,685.23
  5. Step 5: Solve for x
    x = 34,857,685.23/5,838.80
  6. Step 6: Final answer
    x = 5,970.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.