Home / 12,957.24-19,439.92-4,637.06

Finding the Fourth Proportional to 12,957.24, 19,439.92 and 4,637.06

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Solution

The fourth proportional to 12,957.24, 19,439.92 and 4,637.06 is: 6,957.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957.24 : 19,439.92 = 4,637.06 : x
  2. Step 2: Convert to fraction form
    12,957.24/19,439.92 = 4,637.06/x
  3. Step 3: Cross multiply
    12,957.24x = 19,439.92 × 4,637.06
  4. Step 4: Simplify right side
    12,957.24x = 90,144,075.44
  5. Step 5: Solve for x
    x = 90,144,075.44/12,957.24
  6. Step 6: Final answer
    x = 6,957.04

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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.