Home / 9,639.12-14,457.40-2,714.16

Finding the Fourth Proportional to 9,639.12, 14,457.40 and 2,714.16

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Solution

The fourth proportional to 9,639.12, 14,457.40 and 2,714.16 is: 4,070.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.12 : 14,457.40 = 2,714.16 : x
  2. Step 2: Convert to fraction form
    9,639.12/14,457.40 = 2,714.16/x
  3. Step 3: Cross multiply
    9,639.12x = 14,457.40 × 2,714.16
  4. Step 4: Simplify right side
    9,639.12x = 39,239,696.78
  5. Step 5: Solve for x
    x = 39,239,696.78/9,639.12
  6. Step 6: Final answer
    x = 4,070.88

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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.