Home / 8,903.28-13,345.38-6,705.30

Finding the Fourth Proportional to 8,903.28, 13,345.38 and 6,705.30

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Solution

The fourth proportional to 8,903.28, 13,345.38 and 6,705.30 is: 10,050.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903.28 : 13,345.38 = 6,705.30 : x
  2. Step 2: Convert to fraction form
    8,903.28/13,345.38 = 6,705.30/x
  3. Step 3: Cross multiply
    8,903.28x = 13,345.38 × 6,705.30
  4. Step 4: Simplify right side
    8,903.28x = 89,484,776.51
  5. Step 5: Solve for x
    x = 89,484,776.51/8,903.28
  6. Step 6: Final answer
    x = 10,050.77

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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.