Home / 5,789.04-7,985.32-4,389.36

Finding the Fourth Proportional to 5,789.04, 7,985.32 and 4,389.36

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Solution

The fourth proportional to 5,789.04, 7,985.32 and 4,389.36 is: 6,054.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.04 : 7,985.32 = 4,389.36 : x
  2. Step 2: Convert to fraction form
    5,789.04/7,985.32 = 4,389.36/x
  3. Step 3: Cross multiply
    5,789.04x = 7,985.32 × 4,389.36
  4. Step 4: Simplify right side
    5,789.04x = 35,050,444.20
  5. Step 5: Solve for x
    x = 35,050,444.20/5,789.04
  6. Step 6: Final answer
    x = 6,054.62

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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.