Home / 9,485.40-14,228.76-2,916.18

Finding the Fourth Proportional to 9,485.40, 14,228.76 and 2,916.18

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Solution

The fourth proportional to 9,485.40, 14,228.76 and 2,916.18 is: 4,374.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485.40 : 14,228.76 = 2,916.18 : x
  2. Step 2: Convert to fraction form
    9,485.40/14,228.76 = 2,916.18/x
  3. Step 3: Cross multiply
    9,485.40x = 14,228.76 × 2,916.18
  4. Step 4: Simplify right side
    9,485.40x = 41,493,625.34
  5. Step 5: Solve for x
    x = 41,493,625.34/9,485.40
  6. Step 6: Final answer
    x = 4,374.47

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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.