Home / 4,235.40-6,353.34-1,314.12

Finding the Fourth Proportional to 4,235.40, 6,353.34 and 1,314.12

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Solution

The fourth proportional to 4,235.40, 6,353.34 and 1,314.12 is: 1,971.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.40 : 6,353.34 = 1,314.12 : x
  2. Step 2: Convert to fraction form
    4,235.40/6,353.34 = 1,314.12/x
  3. Step 3: Cross multiply
    4,235.40x = 6,353.34 × 1,314.12
  4. Step 4: Simplify right side
    4,235.40x = 8,349,051.16
  5. Step 5: Solve for x
    x = 8,349,051.16/4,235.40
  6. Step 6: Final answer
    x = 1,971.25

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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.