Home / 7,259.81-10,018.08-4,275.07

Finding the Fourth Proportional to 7,259.81, 10,018.08 and 4,275.07

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Solution

The fourth proportional to 7,259.81, 10,018.08 and 4,275.07 is: 5,899.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.81 : 10,018.08 = 4,275.07 : x
  2. Step 2: Convert to fraction form
    7,259.81/10,018.08 = 4,275.07/x
  3. Step 3: Cross multiply
    7,259.81x = 10,018.08 × 4,275.07
  4. Step 4: Simplify right side
    7,259.81x = 42,828,031.05
  5. Step 5: Solve for x
    x = 42,828,031.05/7,259.81
  6. Step 6: Final answer
    x = 5,899.33

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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.