Home / 11,547.34-15,935.80-7,296.85

Finding the Fourth Proportional to 11,547.34, 15,935.80 and 7,296.85

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Solution

The fourth proportional to 11,547.34, 15,935.80 and 7,296.85 is: 10,069.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,547.34 : 15,935.80 = 7,296.85 : x
  2. Step 2: Convert to fraction form
    11,547.34/15,935.80 = 7,296.85/x
  3. Step 3: Cross multiply
    11,547.34x = 15,935.80 × 7,296.85
  4. Step 4: Simplify right side
    11,547.34x = 116,281,026.07
  5. Step 5: Solve for x
    x = 116,281,026.07/11,547.34
  6. Step 6: Final answer
    x = 10,069.94

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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.