Home / 9,228.16-13,840.08-4,543.36

Finding the Fourth Proportional to 9,228.16, 13,840.08 and 4,543.36

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Solution

The fourth proportional to 9,228.16, 13,840.08 and 4,543.36 is: 6,813.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.16 : 13,840.08 = 4,543.36 : x
  2. Step 2: Convert to fraction form
    9,228.16/13,840.08 = 4,543.36/x
  3. Step 3: Cross multiply
    9,228.16x = 13,840.08 × 4,543.36
  4. Step 4: Simplify right side
    9,228.16x = 62,880,465.87
  5. Step 5: Solve for x
    x = 62,880,465.87/9,228.16
  6. Step 6: Final answer
    x = 6,813.98

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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.