Home / 10,297.48-14,210.49-5,581.76

Finding the Fourth Proportional to 10,297.48, 14,210.49 and 5,581.76

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Solution

The fourth proportional to 10,297.48, 14,210.49 and 5,581.76 is: 7,702.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,297.48 : 14,210.49 = 5,581.76 : x
  2. Step 2: Convert to fraction form
    10,297.48/14,210.49 = 5,581.76/x
  3. Step 3: Cross multiply
    10,297.48x = 14,210.49 × 5,581.76
  4. Step 4: Simplify right side
    10,297.48x = 79,319,543.08
  5. Step 5: Solve for x
    x = 79,319,543.08/10,297.48
  6. Step 6: Final answer
    x = 7,702.81

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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.