Home / 9,718.56-13,411.80-5,526.96

Finding the Fourth Proportional to 9,718.56, 13,411.80 and 5,526.96

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Solution

The fourth proportional to 9,718.56, 13,411.80 and 5,526.96 is: 7,627.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,718.56 : 13,411.80 = 5,526.96 : x
  2. Step 2: Convert to fraction form
    9,718.56/13,411.80 = 5,526.96/x
  3. Step 3: Cross multiply
    9,718.56x = 13,411.80 × 5,526.96
  4. Step 4: Simplify right side
    9,718.56x = 74,126,482.13
  5. Step 5: Solve for x
    x = 74,126,482.13/9,718.56
  6. Step 6: Final answer
    x = 7,627.31

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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.