Home / 9,972.93-13,762.57-5,435.60

Finding the Fourth Proportional to 9,972.93, 13,762.57 and 5,435.60

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Solution

The fourth proportional to 9,972.93, 13,762.57 and 5,435.60 is: 7,501.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.93 : 13,762.57 = 5,435.60 : x
  2. Step 2: Convert to fraction form
    9,972.93/13,762.57 = 5,435.60/x
  3. Step 3: Cross multiply
    9,972.93x = 13,762.57 × 5,435.60
  4. Step 4: Simplify right side
    9,972.93x = 74,807,798.31
  5. Step 5: Solve for x
    x = 74,807,798.31/9,972.93
  6. Step 6: Final answer
    x = 7,501.09

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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.