Home / 7,064.47-10,595.88-1,870.75

Finding the Fourth Proportional to 7,064.47, 10,595.88 and 1,870.75

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Solution

The fourth proportional to 7,064.47, 10,595.88 and 1,870.75 is: 2,805.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,064.47 : 10,595.88 = 1,870.75 : x
  2. Step 2: Convert to fraction form
    7,064.47/10,595.88 = 1,870.75/x
  3. Step 3: Cross multiply
    7,064.47x = 10,595.88 × 1,870.75
  4. Step 4: Simplify right side
    7,064.47x = 19,822,242.51
  5. Step 5: Solve for x
    x = 19,822,242.51/7,064.47
  6. Step 6: Final answer
    x = 2,805.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.