Home / 6,574.02-9,068.40-3,921.24

Finding the Fourth Proportional to 6,574.02, 9,068.40 and 3,921.24

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Solution

The fourth proportional to 6,574.02, 9,068.40 and 3,921.24 is: 5,409.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,574.02 : 9,068.40 = 3,921.24 : x
  2. Step 2: Convert to fraction form
    6,574.02/9,068.40 = 3,921.24/x
  3. Step 3: Cross multiply
    6,574.02x = 9,068.40 × 3,921.24
  4. Step 4: Simplify right side
    6,574.02x = 35,559,372.82
  5. Step 5: Solve for x
    x = 35,559,372.82/6,574.02
  6. Step 6: Final answer
    x = 5,409.08

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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.