Home / 10,888.76-16,312.59-6,433.13

Finding the Fourth Proportional to 10,888.76, 16,312.59 and 6,433.13

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Solution

The fourth proportional to 10,888.76, 16,312.59 and 6,433.13 is: 9,637.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888.76 : 16,312.59 = 6,433.13 : x
  2. Step 2: Convert to fraction form
    10,888.76/16,312.59 = 6,433.13/x
  3. Step 3: Cross multiply
    10,888.76x = 16,312.59 × 6,433.13
  4. Step 4: Simplify right side
    10,888.76x = 104,941,052.89
  5. Step 5: Solve for x
    x = 104,941,052.89/10,888.76
  6. Step 6: Final answer
    x = 9,637.56

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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.