Home / 5,600.01-7,730.40-3,985.96

Finding the Fourth Proportional to 5,600.01, 7,730.40 and 3,985.96

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Solution

The fourth proportional to 5,600.01, 7,730.40 and 3,985.96 is: 5,502.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600.01 : 7,730.40 = 3,985.96 : x
  2. Step 2: Convert to fraction form
    5,600.01/7,730.40 = 3,985.96/x
  3. Step 3: Cross multiply
    5,600.01x = 7,730.40 × 3,985.96
  4. Step 4: Simplify right side
    5,600.01x = 30,813,065.18
  5. Step 5: Solve for x
    x = 30,813,065.18/5,600.01
  6. Step 6: Final answer
    x = 5,502.32

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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.