Home / 4,353.23-6,528.46-1,430.86

Finding the Fourth Proportional to 4,353.23, 6,528.46 and 1,430.86

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Solution

The fourth proportional to 4,353.23, 6,528.46 and 1,430.86 is: 2,145.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,353.23 : 6,528.46 = 1,430.86 : x
  2. Step 2: Convert to fraction form
    4,353.23/6,528.46 = 1,430.86/x
  3. Step 3: Cross multiply
    4,353.23x = 6,528.46 × 1,430.86
  4. Step 4: Simplify right side
    4,353.23x = 9,341,312.28
  5. Step 5: Solve for x
    x = 9,341,312.28/4,353.23
  6. Step 6: Final answer
    x = 2,145.83

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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.