Home / 8,417.70-11,617.29-5,061.60

Finding the Fourth Proportional to 8,417.70, 11,617.29 and 5,061.60

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Solution

The fourth proportional to 8,417.70, 11,617.29 and 5,061.60 is: 6,985.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.70 : 11,617.29 = 5,061.60 : x
  2. Step 2: Convert to fraction form
    8,417.70/11,617.29 = 5,061.60/x
  3. Step 3: Cross multiply
    8,417.70x = 11,617.29 × 5,061.60
  4. Step 4: Simplify right side
    8,417.70x = 58,802,075.06
  5. Step 5: Solve for x
    x = 58,802,075.06/8,417.70
  6. Step 6: Final answer
    x = 6,985.53

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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.