Home / 7,521.23-11,291.70-5,038.31

Finding the Fourth Proportional to 7,521.23, 11,291.70 and 5,038.31

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Solution

The fourth proportional to 7,521.23, 11,291.70 and 5,038.31 is: 7,564.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.23 : 11,291.70 = 5,038.31 : x
  2. Step 2: Convert to fraction form
    7,521.23/11,291.70 = 5,038.31/x
  3. Step 3: Cross multiply
    7,521.23x = 11,291.70 × 5,038.31
  4. Step 4: Simplify right side
    7,521.23x = 56,891,085.03
  5. Step 5: Solve for x
    x = 56,891,085.03/7,521.23
  6. Step 6: Final answer
    x = 7,564.07

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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.