Home / 5,426.01-8,139.57-1,477.35

Finding the Fourth Proportional to 5,426.01, 8,139.57 and 1,477.35

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Solution

The fourth proportional to 5,426.01, 8,139.57 and 1,477.35 is: 2,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.01 : 8,139.57 = 1,477.35 : x
  2. Step 2: Convert to fraction form
    5,426.01/8,139.57 = 1,477.35/x
  3. Step 3: Cross multiply
    5,426.01x = 8,139.57 × 1,477.35
  4. Step 4: Simplify right side
    5,426.01x = 12,024,993.74
  5. Step 5: Solve for x
    x = 12,024,993.74/5,426.01
  6. Step 6: Final answer
    x = 2,216.18

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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.