Home / 4,211.36-6,312.64-1,437.06

Finding the Fourth Proportional to 4,211.36, 6,312.64 and 1,437.06

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Solution

The fourth proportional to 4,211.36, 6,312.64 and 1,437.06 is: 2,154.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.36 : 6,312.64 = 1,437.06 : x
  2. Step 2: Convert to fraction form
    4,211.36/6,312.64 = 1,437.06/x
  3. Step 3: Cross multiply
    4,211.36x = 6,312.64 × 1,437.06
  4. Step 4: Simplify right side
    4,211.36x = 9,071,642.44
  5. Step 5: Solve for x
    x = 9,071,642.44/4,211.36
  6. Step 6: Final answer
    x = 2,154.09

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1.5x scale

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.