Home / 8,948.16-13,419-4,012.92

Finding the Fourth Proportional to 8,948.16, 13,419 and 4,012.92

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Solution

The fourth proportional to 8,948.16, 13,419 and 4,012.92 is: 6,017.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.16 : 13,419 = 4,012.92 : x
  2. Step 2: Convert to fraction form
    8,948.16/13,419 = 4,012.92/x
  3. Step 3: Cross multiply
    8,948.16x = 13,419 × 4,012.92
  4. Step 4: Simplify right side
    8,948.16x = 53,849,373.48
  5. Step 5: Solve for x
    x = 53,849,373.48/8,948.16
  6. Step 6: Final answer
    x = 6,017.93

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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.