Home / 4,298.16-6,439.01-2,909.10

Finding the Fourth Proportional to 4,298.16, 6,439.01 and 2,909.10

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Solution

The fourth proportional to 4,298.16, 6,439.01 and 2,909.10 is: 4,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.16 : 6,439.01 = 2,909.10 : x
  2. Step 2: Convert to fraction form
    4,298.16/6,439.01 = 2,909.10/x
  3. Step 3: Cross multiply
    4,298.16x = 6,439.01 × 2,909.10
  4. Step 4: Simplify right side
    4,298.16x = 18,731,749.96
  5. Step 5: Solve for x
    x = 18,731,749.96/4,298.16
  6. Step 6: Final answer
    x = 4,358.08

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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.