Home / 5,320.40-7,343.02-4,059.07

Finding the Fourth Proportional to 5,320.40, 7,343.02 and 4,059.07

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Solution

The fourth proportional to 5,320.40, 7,343.02 and 4,059.07 is: 5,602.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.40 : 7,343.02 = 4,059.07 : x
  2. Step 2: Convert to fraction form
    5,320.40/7,343.02 = 4,059.07/x
  3. Step 3: Cross multiply
    5,320.40x = 7,343.02 × 4,059.07
  4. Step 4: Simplify right side
    5,320.40x = 29,805,832.19
  5. Step 5: Solve for x
    x = 29,805,832.19/5,320.40
  6. Step 6: Final answer
    x = 5,602.18

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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.