Home / 7,353.04-10,148.40-5,477.12

Finding the Fourth Proportional to 7,353.04, 10,148.40 and 5,477.12

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Solution

The fourth proportional to 7,353.04, 10,148.40 and 5,477.12 is: 7,559.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.04 : 10,148.40 = 5,477.12 : x
  2. Step 2: Convert to fraction form
    7,353.04/10,148.40 = 5,477.12/x
  3. Step 3: Cross multiply
    7,353.04x = 10,148.40 × 5,477.12
  4. Step 4: Simplify right side
    7,353.04x = 55,584,004.61
  5. Step 5: Solve for x
    x = 55,584,004.61/7,353.04
  6. Step 6: Final answer
    x = 7,559.32

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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.