Home / 4,038.08-6,055.68-1,440.32

Finding the Fourth Proportional to 4,038.08, 6,055.68 and 1,440.32

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Solution

The fourth proportional to 4,038.08, 6,055.68 and 1,440.32 is: 2,159.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.08 : 6,055.68 = 1,440.32 : x
  2. Step 2: Convert to fraction form
    4,038.08/6,055.68 = 1,440.32/x
  3. Step 3: Cross multiply
    4,038.08x = 6,055.68 × 1,440.32
  4. Step 4: Simplify right side
    4,038.08x = 8,722,117.02
  5. Step 5: Solve for x
    x = 8,722,117.02/4,038.08
  6. Step 6: Final answer
    x = 2,159.97

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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.