Home / 9,718.28-13,411.08-5,526.24

Finding the Fourth Proportional to 9,718.28, 13,411.08 and 5,526.24

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Solution

The fourth proportional to 9,718.28, 13,411.08 and 5,526.24 is: 7,626.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,718.28 : 13,411.08 = 5,526.24 : x
  2. Step 2: Convert to fraction form
    9,718.28/13,411.08 = 5,526.24/x
  3. Step 3: Cross multiply
    9,718.28x = 13,411.08 × 5,526.24
  4. Step 4: Simplify right side
    9,718.28x = 74,112,846.74
  5. Step 5: Solve for x
    x = 74,112,846.74/9,718.28
  6. Step 6: Final answer
    x = 7,626.13

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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.