Home / 5,328.03-8,031.95-4,971.23

Finding the Fourth Proportional to 5,328.03, 8,031.95 and 4,971.23

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Solution

The fourth proportional to 5,328.03, 8,031.95 and 4,971.23 is: 7,494.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.03 : 8,031.95 = 4,971.23 : x
  2. Step 2: Convert to fraction form
    5,328.03/8,031.95 = 4,971.23/x
  3. Step 3: Cross multiply
    5,328.03x = 8,031.95 × 4,971.23
  4. Step 4: Simplify right side
    5,328.03x = 39,928,605.78
  5. Step 5: Solve for x
    x = 39,928,605.78/5,328.03
  6. Step 6: Final answer
    x = 7,494.07

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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.