Home / 4,432.32-6,648.25-1,312.35

Finding the Fourth Proportional to 4,432.32, 6,648.25 and 1,312.35

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Solution

The fourth proportional to 4,432.32, 6,648.25 and 1,312.35 is: 1,968.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.32 : 6,648.25 = 1,312.35 : x
  2. Step 2: Convert to fraction form
    4,432.32/6,648.25 = 1,312.35/x
  3. Step 3: Cross multiply
    4,432.32x = 6,648.25 × 1,312.35
  4. Step 4: Simplify right side
    4,432.32x = 8,724,846.22
  5. Step 5: Solve for x
    x = 8,724,846.22/4,432.32
  6. Step 6: Final answer
    x = 1,968.46

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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.