Home / 4,705.32-7,055.28-1,417.44

Finding the Fourth Proportional to 4,705.32, 7,055.28 and 1,417.44

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Solution

The fourth proportional to 4,705.32, 7,055.28 and 1,417.44 is: 2,125.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.32 : 7,055.28 = 1,417.44 : x
  2. Step 2: Convert to fraction form
    4,705.32/7,055.28 = 1,417.44/x
  3. Step 3: Cross multiply
    4,705.32x = 7,055.28 × 1,417.44
  4. Step 4: Simplify right side
    4,705.32x = 10,000,436.08
  5. Step 5: Solve for x
    x = 10,000,436.08/4,705.32
  6. Step 6: Final answer
    x = 2,125.35

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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.