Home / 7,386.24-11,116.56-5,547

Finding the Fourth Proportional to 7,386.24, 11,116.56 and 5,547

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Solution

The fourth proportional to 7,386.24, 11,116.56 and 5,547 is: 8,348.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.24 : 11,116.56 = 5,547 : x
  2. Step 2: Convert to fraction form
    7,386.24/11,116.56 = 5,547/x
  3. Step 3: Cross multiply
    7,386.24x = 11,116.56 × 5,547
  4. Step 4: Simplify right side
    7,386.24x = 61,663,558.32
  5. Step 5: Solve for x
    x = 61,663,558.32/7,386.24
  6. Step 6: Final answer
    x = 8,348.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.