Home / 10,637.32-14,679.29-6,660.63

Finding the Fourth Proportional to 10,637.32, 14,679.29 and 6,660.63

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Solution

The fourth proportional to 10,637.32, 14,679.29 and 6,660.63 is: 9,191.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.32 : 14,679.29 = 6,660.63 : x
  2. Step 2: Convert to fraction form
    10,637.32/14,679.29 = 6,660.63/x
  3. Step 3: Cross multiply
    10,637.32x = 14,679.29 × 6,660.63
  4. Step 4: Simplify right side
    10,637.32x = 97,773,319.35
  5. Step 5: Solve for x
    x = 97,773,319.35/10,637.32
  6. Step 6: Final answer
    x = 9,191.54

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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.