Home / 7,298.40-10,072.04-4,316.79

Finding the Fourth Proportional to 7,298.40, 10,072.04 and 4,316.79

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Solution

The fourth proportional to 7,298.40, 10,072.04 and 4,316.79 is: 5,957.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.40 : 10,072.04 = 4,316.79 : x
  2. Step 2: Convert to fraction form
    7,298.40/10,072.04 = 4,316.79/x
  3. Step 3: Cross multiply
    7,298.40x = 10,072.04 × 4,316.79
  4. Step 4: Simplify right side
    7,298.40x = 43,478,881.55
  5. Step 5: Solve for x
    x = 43,478,881.55/7,298.40
  6. Step 6: Final answer
    x = 5,957.32

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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.