Home / 9,980.24-14,970.44-4,432.10

Finding the Fourth Proportional to 9,980.24, 14,970.44 and 4,432.10

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Solution

The fourth proportional to 9,980.24, 14,970.44 and 4,432.10 is: 6,648.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980.24 : 14,970.44 = 4,432.10 : x
  2. Step 2: Convert to fraction form
    9,980.24/14,970.44 = 4,432.10/x
  3. Step 3: Cross multiply
    9,980.24x = 14,970.44 × 4,432.10
  4. Step 4: Simplify right side
    9,980.24x = 66,350,487.12
  5. Step 5: Solve for x
    x = 66,350,487.12/9,980.24
  6. Step 6: Final answer
    x = 6,648.19

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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.