Home / 10,349.07-14,298.45-7,219.23

Finding the Fourth Proportional to 10,349.07, 14,298.45 and 7,219.23

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Solution

The fourth proportional to 10,349.07, 14,298.45 and 7,219.23 is: 9,974.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.07 : 14,298.45 = 7,219.23 : x
  2. Step 2: Convert to fraction form
    10,349.07/14,298.45 = 7,219.23/x
  3. Step 3: Cross multiply
    10,349.07x = 14,298.45 × 7,219.23
  4. Step 4: Simplify right side
    10,349.07x = 103,223,763.10
  5. Step 5: Solve for x
    x = 103,223,763.10/10,349.07
  6. Step 6: Final answer
    x = 9,974.21

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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.