Home / 4,353.36-6,530.04-1,430.88

Finding the Fourth Proportional to 4,353.36, 6,530.04 and 1,430.88

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Solution

The fourth proportional to 4,353.36, 6,530.04 and 1,430.88 is: 2,146.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,353.36 : 6,530.04 = 1,430.88 : x
  2. Step 2: Convert to fraction form
    4,353.36/6,530.04 = 1,430.88/x
  3. Step 3: Cross multiply
    4,353.36x = 6,530.04 × 1,430.88
  4. Step 4: Simplify right side
    4,353.36x = 9,343,703.64
  5. Step 5: Solve for x
    x = 9,343,703.64/4,353.36
  6. Step 6: Final answer
    x = 2,146.32

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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.