Home / 10,601.60-14,631.36-6,412.16

Finding the Fourth Proportional to 10,601.60, 14,631.36 and 6,412.16

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Solution

The fourth proportional to 10,601.60, 14,631.36 and 6,412.16 is: 8,849.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601.60 : 14,631.36 = 6,412.16 : x
  2. Step 2: Convert to fraction form
    10,601.60/14,631.36 = 6,412.16/x
  3. Step 3: Cross multiply
    10,601.60x = 14,631.36 × 6,412.16
  4. Step 4: Simplify right side
    10,601.60x = 93,818,621.34
  5. Step 5: Solve for x
    x = 93,818,621.34/10,601.60
  6. Step 6: Final answer
    x = 8,849.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.