Home / 7,389.16-11,085.60-3,006.28

Finding the Fourth Proportional to 7,389.16, 11,085.60 and 3,006.28

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Solution

The fourth proportional to 7,389.16, 11,085.60 and 3,006.28 is: 4,510.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.16 : 11,085.60 = 3,006.28 : x
  2. Step 2: Convert to fraction form
    7,389.16/11,085.60 = 3,006.28/x
  3. Step 3: Cross multiply
    7,389.16x = 11,085.60 × 3,006.28
  4. Step 4: Simplify right side
    7,389.16x = 33,326,417.57
  5. Step 5: Solve for x
    x = 33,326,417.57/7,389.16
  6. Step 6: Final answer
    x = 4,510.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.