Home / 8,827.95-13,235.51-4,145.55

Finding the Fourth Proportional to 8,827.95, 13,235.51 and 4,145.55

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Solution

The fourth proportional to 8,827.95, 13,235.51 and 4,145.55 is: 6,215.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.95 : 13,235.51 = 4,145.55 : x
  2. Step 2: Convert to fraction form
    8,827.95/13,235.51 = 4,145.55/x
  3. Step 3: Cross multiply
    8,827.95x = 13,235.51 × 4,145.55
  4. Step 4: Simplify right side
    8,827.95x = 54,868,468.48
  5. Step 5: Solve for x
    x = 54,868,468.48/8,827.95
  6. Step 6: Final answer
    x = 6,215.31

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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.