Home / 4,367.64-6,547.80-1,772.40

Finding the Fourth Proportional to 4,367.64, 6,547.80 and 1,772.40

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Solution

The fourth proportional to 4,367.64, 6,547.80 and 1,772.40 is: 2,657.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,367.64 : 6,547.80 = 1,772.40 : x
  2. Step 2: Convert to fraction form
    4,367.64/6,547.80 = 1,772.40/x
  3. Step 3: Cross multiply
    4,367.64x = 6,547.80 × 1,772.40
  4. Step 4: Simplify right side
    4,367.64x = 11,605,320.72
  5. Step 5: Solve for x
    x = 11,605,320.72/4,367.64
  6. Step 6: Final answer
    x = 2,657.11

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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.