Home / 9,785.49-14,675.40-4,237.80

Finding the Fourth Proportional to 9,785.49, 14,675.40 and 4,237.80

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Solution

The fourth proportional to 9,785.49, 14,675.40 and 4,237.80 is: 6,355.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785.49 : 14,675.40 = 4,237.80 : x
  2. Step 2: Convert to fraction form
    9,785.49/14,675.40 = 4,237.80/x
  3. Step 3: Cross multiply
    9,785.49x = 14,675.40 × 4,237.80
  4. Step 4: Simplify right side
    9,785.49x = 62,191,410.12
  5. Step 5: Solve for x
    x = 62,191,410.12/9,785.49
  6. Step 6: Final answer
    x = 6,355.47

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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.