Home / 9,885.81-14,828.16-2,490.26

Finding the Fourth Proportional to 9,885.81, 14,828.16 and 2,490.26

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Solution

The fourth proportional to 9,885.81, 14,828.16 and 2,490.26 is: 3,735.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,885.81 : 14,828.16 = 2,490.26 : x
  2. Step 2: Convert to fraction form
    9,885.81/14,828.16 = 2,490.26/x
  3. Step 3: Cross multiply
    9,885.81x = 14,828.16 × 2,490.26
  4. Step 4: Simplify right side
    9,885.81x = 36,925,899.58
  5. Step 5: Solve for x
    x = 36,925,899.58/9,885.81
  6. Step 6: Final answer
    x = 3,735.24

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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.