Home / 9,345.08-14,019.54-6,424.76

Finding the Fourth Proportional to 9,345.08, 14,019.54 and 6,424.76

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Solution

The fourth proportional to 9,345.08, 14,019.54 and 6,424.76 is: 9,638.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,345.08 : 14,019.54 = 6,424.76 : x
  2. Step 2: Convert to fraction form
    9,345.08/14,019.54 = 6,424.76/x
  3. Step 3: Cross multiply
    9,345.08x = 14,019.54 × 6,424.76
  4. Step 4: Simplify right side
    9,345.08x = 90,072,179.81
  5. Step 5: Solve for x
    x = 90,072,179.81/9,345.08
  6. Step 6: Final answer
    x = 9,638.46

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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.