Home / 10,264.72-15,316.56-9,637.84

Finding the Fourth Proportional to 10,264.72, 15,316.56 and 9,637.84

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Solution

The fourth proportional to 10,264.72, 15,316.56 and 9,637.84 is: 14,381.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,264.72 : 15,316.56 = 9,637.84 : x
  2. Step 2: Convert to fraction form
    10,264.72/15,316.56 = 9,637.84/x
  3. Step 3: Cross multiply
    10,264.72x = 15,316.56 × 9,637.84
  4. Step 4: Simplify right side
    10,264.72x = 147,618,554.63
  5. Step 5: Solve for x
    x = 147,618,554.63/10,264.72
  6. Step 6: Final answer
    x = 14,381.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.