Home / 5,606.24-8,407.20-1,656.40

Finding the Fourth Proportional to 5,606.24, 8,407.20 and 1,656.40

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Solution

The fourth proportional to 5,606.24, 8,407.20 and 1,656.40 is: 2,483.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,606.24 : 8,407.20 = 1,656.40 : x
  2. Step 2: Convert to fraction form
    5,606.24/8,407.20 = 1,656.40/x
  3. Step 3: Cross multiply
    5,606.24x = 8,407.20 × 1,656.40
  4. Step 4: Simplify right side
    5,606.24x = 13,925,686.08
  5. Step 5: Solve for x
    x = 13,925,686.08/5,606.24
  6. Step 6: Final answer
    x = 2,483.96

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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.