Home / 4,430.60-6,643.72-2,582.18

Finding the Fourth Proportional to 4,430.60, 6,643.72 and 2,582.18

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Solution

The fourth proportional to 4,430.60, 6,643.72 and 2,582.18 is: 3,872.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.60 : 6,643.72 = 2,582.18 : x
  2. Step 2: Convert to fraction form
    4,430.60/6,643.72 = 2,582.18/x
  3. Step 3: Cross multiply
    4,430.60x = 6,643.72 × 2,582.18
  4. Step 4: Simplify right side
    4,430.60x = 17,155,275.83
  5. Step 5: Solve for x
    x = 17,155,275.83/4,430.60
  6. Step 6: Final answer
    x = 3,872.00

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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.