Home / 7,055.60-10,579.98-2,124.32

Finding the Fourth Proportional to 7,055.60, 10,579.98 and 2,124.32

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Solution

The fourth proportional to 7,055.60, 10,579.98 and 2,124.32 is: 3,185.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.60 : 10,579.98 = 2,124.32 : x
  2. Step 2: Convert to fraction form
    7,055.60/10,579.98 = 2,124.32/x
  3. Step 3: Cross multiply
    7,055.60x = 10,579.98 × 2,124.32
  4. Step 4: Simplify right side
    7,055.60x = 22,475,263.11
  5. Step 5: Solve for x
    x = 22,475,263.11/7,055.60
  6. Step 6: Final answer
    x = 3,185.45

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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.