Home / 9,745.80-14,621.40-6,465.30

Finding the Fourth Proportional to 9,745.80, 14,621.40 and 6,465.30

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Solution

The fourth proportional to 9,745.80, 14,621.40 and 6,465.30 is: 9,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.80 : 14,621.40 = 6,465.30 : x
  2. Step 2: Convert to fraction form
    9,745.80/14,621.40 = 6,465.30/x
  3. Step 3: Cross multiply
    9,745.80x = 14,621.40 × 6,465.30
  4. Step 4: Simplify right side
    9,745.80x = 94,531,737.42
  5. Step 5: Solve for x
    x = 94,531,737.42/9,745.80
  6. Step 6: Final answer
    x = 9,699.74

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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.