Home / 9,877.80-14,817.02-4,328.36

Finding the Fourth Proportional to 9,877.80, 14,817.02 and 4,328.36

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Solution

The fourth proportional to 9,877.80, 14,817.02 and 4,328.36 is: 6,492.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,877.80 : 14,817.02 = 4,328.36 : x
  2. Step 2: Convert to fraction form
    9,877.80/14,817.02 = 4,328.36/x
  3. Step 3: Cross multiply
    9,877.80x = 14,817.02 × 4,328.36
  4. Step 4: Simplify right side
    9,877.80x = 64,133,396.69
  5. Step 5: Solve for x
    x = 64,133,396.69/9,877.80
  6. Step 6: Final answer
    x = 6,492.68

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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.